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Finding the Fourth Proportional to 8,850.75, 13,276.13 and 3,656.76

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Solution

The fourth proportional to 8,850.75, 13,276.13 and 3,656.76 is: 5,485.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,850.75 : 13,276.13 = 3,656.76 : x
  2. Step 2: Convert to fraction form
    8,850.75/13,276.13 = 3,656.76/x
  3. Step 3: Cross multiply
    8,850.75x = 13,276.13 × 3,656.76
  4. Step 4: Simplify right side
    8,850.75x = 48,547,602.86
  5. Step 5: Solve for x
    x = 48,547,602.86/8,850.75
  6. Step 6: Final answer
    x = 5,485.14

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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.