Home / 3,058.23-4,220.37-1,732.19

Finding the Fourth Proportional to 3,058.23, 4,220.37 and 1,732.19

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Solution

The fourth proportional to 3,058.23, 4,220.37 and 1,732.19 is: 2,390.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058.23 : 4,220.37 = 1,732.19 : x
  2. Step 2: Convert to fraction form
    3,058.23/4,220.37 = 1,732.19/x
  3. Step 3: Cross multiply
    3,058.23x = 4,220.37 × 1,732.19
  4. Step 4: Simplify right side
    3,058.23x = 7,310,482.71
  5. Step 5: Solve for x
    x = 7,310,482.71/3,058.23
  6. Step 6: Final answer
    x = 2,390.43

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Half 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.