Home / 7,372.98-10,167.66-5,691.60

Finding the Fourth Proportional to 7,372.98, 10,167.66 and 5,691.60

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Solution

The fourth proportional to 7,372.98, 10,167.66 and 5,691.60 is: 7,848.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372.98 : 10,167.66 = 5,691.60 : x
  2. Step 2: Convert to fraction form
    7,372.98/10,167.66 = 5,691.60/x
  3. Step 3: Cross multiply
    7,372.98x = 10,167.66 × 5,691.60
  4. Step 4: Simplify right side
    7,372.98x = 57,870,253.66
  5. Step 5: Solve for x
    x = 57,870,253.66/7,372.98
  6. Step 6: Final answer
    x = 7,848.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.