Home / 1,151.27-1,726.90-502.46

Finding the Fourth Proportional to 1,151.27, 1,726.90 and 502.46

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Solution

The fourth proportional to 1,151.27, 1,726.90 and 502.46 is: 753.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151.27 : 1,726.90 = 502.46 : x
  2. Step 2: Convert to fraction form
    1,151.27/1,726.90 = 502.46/x
  3. Step 3: Cross multiply
    1,151.27x = 1,726.90 × 502.46
  4. Step 4: Simplify right side
    1,151.27x = 867,688.28
  5. Step 5: Solve for x
    x = 867,688.28/1,151.27
  6. Step 6: Final answer
    x = 753.68

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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.