Home / 1,517.28-2,276.80-592.79

Finding the Fourth Proportional to 1,517.28, 2,276.80 and 592.79

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Solution

The fourth proportional to 1,517.28, 2,276.80 and 592.79 is: 889.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517.28 : 2,276.80 = 592.79 : x
  2. Step 2: Convert to fraction form
    1,517.28/2,276.80 = 592.79/x
  3. Step 3: Cross multiply
    1,517.28x = 2,276.80 × 592.79
  4. Step 4: Simplify right side
    1,517.28x = 1,349,651.41
  5. Step 5: Solve for x
    x = 1,349,651.41/1,517.28
  6. Step 6: Final answer
    x = 889.52

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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.