Home / 5,290.57-7,935.54-1,592.71

Finding the Fourth Proportional to 5,290.57, 7,935.54 and 1,592.71

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Solution

The fourth proportional to 5,290.57, 7,935.54 and 1,592.71 is: 2,388.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290.57 : 7,935.54 = 1,592.71 : x
  2. Step 2: Convert to fraction form
    5,290.57/7,935.54 = 1,592.71/x
  3. Step 3: Cross multiply
    5,290.57x = 7,935.54 × 1,592.71
  4. Step 4: Simplify right side
    5,290.57x = 12,639,013.91
  5. Step 5: Solve for x
    x = 12,639,013.91/5,290.57
  6. Step 6: Final answer
    x = 2,388.97

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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.