Home / 1,517.17-2,276.16-592.78

Finding the Fourth Proportional to 1,517.17, 2,276.16 and 592.78

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Solution

The fourth proportional to 1,517.17, 2,276.16 and 592.78 is: 889.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517.17 : 2,276.16 = 592.78 : x
  2. Step 2: Convert to fraction form
    1,517.17/2,276.16 = 592.78/x
  3. Step 3: Cross multiply
    1,517.17x = 2,276.16 × 592.78
  4. Step 4: Simplify right side
    1,517.17x = 1,349,262.12
  5. Step 5: Solve for x
    x = 1,349,262.12/1,517.17
  6. Step 6: Final answer
    x = 889.33

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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.