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Finding the Fourth Proportional to 6,630.59, 9,947.09 and 2,932.94

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Solution

The fourth proportional to 6,630.59, 9,947.09 and 2,932.94 is: 4,399.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,630.59 : 9,947.09 = 2,932.94 : x
  2. Step 2: Convert to fraction form
    6,630.59/9,947.09 = 2,932.94/x
  3. Step 3: Cross multiply
    6,630.59x = 9,947.09 × 2,932.94
  4. Step 4: Simplify right side
    6,630.59x = 29,174,250.34
  5. Step 5: Solve for x
    x = 29,174,250.34/6,630.59
  6. Step 6: Final answer
    x = 4,399.95

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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.