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Finding the Fourth Proportional to 8,776.60, 13,164.90 and 5,496.10

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Solution

The fourth proportional to 8,776.60, 13,164.90 and 5,496.10 is: 8,244.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,776.60 : 13,164.90 = 5,496.10 : x
  2. Step 2: Convert to fraction form
    8,776.60/13,164.90 = 5,496.10/x
  3. Step 3: Cross multiply
    8,776.60x = 13,164.90 × 5,496.10
  4. Step 4: Simplify right side
    8,776.60x = 72,355,606.89
  5. Step 5: Solve for x
    x = 72,355,606.89/8,776.60
  6. Step 6: Final answer
    x = 8,244.15

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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.