Home / 1,592.17-2,387.64-618.14

Finding the Fourth Proportional to 1,592.17, 2,387.64 and 618.14

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Solution

The fourth proportional to 1,592.17, 2,387.64 and 618.14 is: 926.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592.17 : 2,387.64 = 618.14 : x
  2. Step 2: Convert to fraction form
    1,592.17/2,387.64 = 618.14/x
  3. Step 3: Cross multiply
    1,592.17x = 2,387.64 × 618.14
  4. Step 4: Simplify right side
    1,592.17x = 1,475,895.79
  5. Step 5: Solve for x
    x = 1,475,895.79/1,592.17
  6. Step 6: Final answer
    x = 926.97

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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.