Home / 1,592.14-2,387.22-618.02

Finding the Fourth Proportional to 1,592.14, 2,387.22 and 618.02

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Solution

The fourth proportional to 1,592.14, 2,387.22 and 618.02 is: 926.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592.14 : 2,387.22 = 618.02 : x
  2. Step 2: Convert to fraction form
    1,592.14/2,387.22 = 618.02/x
  3. Step 3: Cross multiply
    1,592.14x = 2,387.22 × 618.02
  4. Step 4: Simplify right side
    1,592.14x = 1,475,349.70
  5. Step 5: Solve for x
    x = 1,475,349.70/1,592.14
  6. Step 6: Final answer
    x = 926.65

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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.