Home / 1,517.80-2,275.76-592.28

Finding the Fourth Proportional to 1,517.80, 2,275.76 and 592.28

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Solution

The fourth proportional to 1,517.80, 2,275.76 and 592.28 is: 888.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517.80 : 2,275.76 = 592.28 : x
  2. Step 2: Convert to fraction form
    1,517.80/2,275.76 = 592.28/x
  3. Step 3: Cross multiply
    1,517.80x = 2,275.76 × 592.28
  4. Step 4: Simplify right side
    1,517.80x = 1,347,887.13
  5. Step 5: Solve for x
    x = 1,347,887.13/1,517.80
  6. Step 6: Final answer
    x = 888.05

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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.