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Finding the Fourth Proportional to 8,007.05, 12,010.58 and 4,057.70

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Solution

The fourth proportional to 8,007.05, 12,010.58 and 4,057.70 is: 6,086.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,007.05 : 12,010.58 = 4,057.70 : x
  2. Step 2: Convert to fraction form
    8,007.05/12,010.58 = 4,057.70/x
  3. Step 3: Cross multiply
    8,007.05x = 12,010.58 × 4,057.70
  4. Step 4: Simplify right side
    8,007.05x = 48,735,265.34
  5. Step 5: Solve for x
    x = 48,735,265.34/8,007.05
  6. Step 6: Final answer
    x = 6,086.54

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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.