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Finding the Fourth Proportional to 8,952.70, 13,421.69 and 3,951.53

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Solution

The fourth proportional to 8,952.70, 13,421.69 and 3,951.53 is: 5,924.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,952.70 : 13,421.69 = 3,951.53 : x
  2. Step 2: Convert to fraction form
    8,952.70/13,421.69 = 3,951.53/x
  3. Step 3: Cross multiply
    8,952.70x = 13,421.69 × 3,951.53
  4. Step 4: Simplify right side
    8,952.70x = 53,036,123.82
  5. Step 5: Solve for x
    x = 53,036,123.82/8,952.70
  6. Step 6: Final answer
    x = 5,924.04

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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.