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Finding the Fourth Proportional to 11,793.04, 16,274.04 and 6,487.72

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Solution

The fourth proportional to 11,793.04, 16,274.04 and 6,487.72 is: 8,952.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,793.04 : 16,274.04 = 6,487.72 : x
  2. Step 2: Convert to fraction form
    11,793.04/16,274.04 = 6,487.72/x
  3. Step 3: Cross multiply
    11,793.04x = 16,274.04 × 6,487.72
  4. Step 4: Simplify right side
    11,793.04x = 105,581,414.79
  5. Step 5: Solve for x
    x = 105,581,414.79/11,793.04
  6. Step 6: Final answer
    x = 8,952.86

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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.