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Finding the Fourth Proportional to 8,334.46, 12,505.14 and 3,652.05

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Solution

The fourth proportional to 8,334.46, 12,505.14 and 3,652.05 is: 5,479.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,334.46 : 12,505.14 = 3,652.05 : x
  2. Step 2: Convert to fraction form
    8,334.46/12,505.14 = 3,652.05/x
  3. Step 3: Cross multiply
    8,334.46x = 12,505.14 × 3,652.05
  4. Step 4: Simplify right side
    8,334.46x = 45,669,396.54
  5. Step 5: Solve for x
    x = 45,669,396.54/8,334.46
  6. Step 6: Final answer
    x = 5,479.59

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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.