Home / 1,177.29-1,758.15-1,013.27

Finding the Fourth Proportional to 1,177.29, 1,758.15 and 1,013.27

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Solution

The fourth proportional to 1,177.29, 1,758.15 and 1,013.27 is: 1,513.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177.29 : 1,758.15 = 1,013.27 : x
  2. Step 2: Convert to fraction form
    1,177.29/1,758.15 = 1,013.27/x
  3. Step 3: Cross multiply
    1,177.29x = 1,758.15 × 1,013.27
  4. Step 4: Simplify right side
    1,177.29x = 1,781,471.86
  5. Step 5: Solve for x
    x = 1,781,471.86/1,177.29
  6. Step 6: Final answer
    x = 1,513.20

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.