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Finding the Fourth Proportional to 6,651.38, 9,977.34 and 2,952.92

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Solution

The fourth proportional to 6,651.38, 9,977.34 and 2,952.92 is: 4,429.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,651.38 : 9,977.34 = 2,952.92 : x
  2. Step 2: Convert to fraction form
    6,651.38/9,977.34 = 2,952.92/x
  3. Step 3: Cross multiply
    6,651.38x = 9,977.34 × 2,952.92
  4. Step 4: Simplify right side
    6,651.38x = 29,462,286.83
  5. Step 5: Solve for x
    x = 29,462,286.83/6,651.38
  6. Step 6: Final answer
    x = 4,429.50

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Double scale
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Similar ratio
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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.