Home / 6,154.20-8,517.16-6,006.78

Finding the Fourth Proportional to 6,154.20, 8,517.16 and 6,006.78

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Solution

The fourth proportional to 6,154.20, 8,517.16 and 6,006.78 is: 8,313.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,154.20 : 8,517.16 = 6,006.78 : x
  2. Step 2: Convert to fraction form
    6,154.20/8,517.16 = 6,006.78/x
  3. Step 3: Cross multiply
    6,154.20x = 8,517.16 × 6,006.78
  4. Step 4: Simplify right side
    6,154.20x = 51,160,691.33
  5. Step 5: Solve for x
    x = 51,160,691.33/6,154.20
  6. Step 6: Final answer
    x = 8,313.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.