Home / 5,127.71-7,663.47-3,743.96

Finding the Fourth Proportional to 5,127.71, 7,663.47 and 3,743.96

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Solution

The fourth proportional to 5,127.71, 7,663.47 and 3,743.96 is: 5,595.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127.71 : 7,663.47 = 3,743.96 : x
  2. Step 2: Convert to fraction form
    5,127.71/7,663.47 = 3,743.96/x
  3. Step 3: Cross multiply
    5,127.71x = 7,663.47 × 3,743.96
  4. Step 4: Simplify right side
    5,127.71x = 28,691,706.42
  5. Step 5: Solve for x
    x = 28,691,706.42/5,127.71
  6. Step 6: Final answer
    x = 5,595.42

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.