Home / 1,060.29-1,587.87-572.13

Finding the Fourth Proportional to 1,060.29, 1,587.87 and 572.13

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Solution

The fourth proportional to 1,060.29, 1,587.87 and 572.13 is: 856.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060.29 : 1,587.87 = 572.13 : x
  2. Step 2: Convert to fraction form
    1,060.29/1,587.87 = 572.13/x
  3. Step 3: Cross multiply
    1,060.29x = 1,587.87 × 572.13
  4. Step 4: Simplify right side
    1,060.29x = 908,468.06
  5. Step 5: Solve for x
    x = 908,468.06/1,060.29
  6. Step 6: Final answer
    x = 856.81

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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.