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Finding the Fourth Proportional to 7,248.82, 9,997.83 and 6,242.27

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Solution

The fourth proportional to 7,248.82, 9,997.83 and 6,242.27 is: 8,609.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248.82 : 9,997.83 = 6,242.27 : x
  2. Step 2: Convert to fraction form
    7,248.82/9,997.83 = 6,242.27/x
  3. Step 3: Cross multiply
    7,248.82x = 9,997.83 × 6,242.27
  4. Step 4: Simplify right side
    7,248.82x = 62,409,154.27
  5. Step 5: Solve for x
    x = 62,409,154.27/7,248.82
  6. Step 6: Final answer
    x = 8,609.56

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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.