Home / 4,029.97-5,561.34-2,261.58

Finding the Fourth Proportional to 4,029.97, 5,561.34 and 2,261.58

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Solution

The fourth proportional to 4,029.97, 5,561.34 and 2,261.58 is: 3,120.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,029.97 : 5,561.34 = 2,261.58 : x
  2. Step 2: Convert to fraction form
    4,029.97/5,561.34 = 2,261.58/x
  3. Step 3: Cross multiply
    4,029.97x = 5,561.34 × 2,261.58
  4. Step 4: Simplify right side
    4,029.97x = 12,577,415.32
  5. Step 5: Solve for x
    x = 12,577,415.32/4,029.97
  6. Step 6: Final answer
    x = 3,120.97

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Half scale
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Double scale
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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.