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Finding the Fourth Proportional to 6,506.11, 9,747.42 and 5,472.55

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Solution

The fourth proportional to 6,506.11, 9,747.42 and 5,472.55 is: 8,198.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,506.11 : 9,747.42 = 5,472.55 : x
  2. Step 2: Convert to fraction form
    6,506.11/9,747.42 = 5,472.55/x
  3. Step 3: Cross multiply
    6,506.11x = 9,747.42 × 5,472.55
  4. Step 4: Simplify right side
    6,506.11x = 53,343,243.32
  5. Step 5: Solve for x
    x = 53,343,243.32/6,506.11
  6. Step 6: Final answer
    x = 8,198.95

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1.5x scale

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.