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Finding the Fourth Proportional to 8,793.66, 13,191.49 and 8,793.66

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Solution

The fourth proportional to 8,793.66, 13,191.49 and 8,793.66 is: 13,191.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,793.66 : 13,191.49 = 8,793.66 : x
  2. Step 2: Convert to fraction form
    8,793.66/13,191.49 = 8,793.66/x
  3. Step 3: Cross multiply
    8,793.66x = 13,191.49 × 8,793.66
  4. Step 4: Simplify right side
    8,793.66x = 116,001,538.41
  5. Step 5: Solve for x
    x = 116,001,538.41/8,793.66
  6. Step 6: Final answer
    x = 13,191.49

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Half scale
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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.