Home / 4,058.21-5,600.31-2,195.21

Finding the Fourth Proportional to 4,058.21, 5,600.31 and 2,195.21

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Solution

The fourth proportional to 4,058.21, 5,600.31 and 2,195.21 is: 3,029.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,058.21 : 5,600.31 = 2,195.21 : x
  2. Step 2: Convert to fraction form
    4,058.21/5,600.31 = 2,195.21/x
  3. Step 3: Cross multiply
    4,058.21x = 5,600.31 × 2,195.21
  4. Step 4: Simplify right side
    4,058.21x = 12,293,856.52
  5. Step 5: Solve for x
    x = 12,293,856.52/4,058.21
  6. Step 6: Final answer
    x = 3,029.38

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Find fourth proportional to 2,029.11, 2,800.16 and 1,097.61
Half scale
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Double scale
Find fourth proportional to 4,059.21, 5,601.69 and 2,196.21
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.