Home / 1,729.15-2,587.53-1,613.29

Finding the Fourth Proportional to 1,729.15, 2,587.53 and 1,613.29

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Solution

The fourth proportional to 1,729.15, 2,587.53 and 1,613.29 is: 2,414.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729.15 : 2,587.53 = 1,613.29 : x
  2. Step 2: Convert to fraction form
    1,729.15/2,587.53 = 1,613.29/x
  3. Step 3: Cross multiply
    1,729.15x = 2,587.53 × 1,613.29
  4. Step 4: Simplify right side
    1,729.15x = 4,174,436.27
  5. Step 5: Solve for x
    x = 4,174,436.27/1,729.15
  6. Step 6: Final answer
    x = 2,414.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.