Home / 8,366.06-12,549.10-3,986.62

Finding the Fourth Proportional to 8,366.06, 12,549.10 and 3,986.62

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Solution

The fourth proportional to 8,366.06, 12,549.10 and 3,986.62 is: 5,979.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,366.06 : 12,549.10 = 3,986.62 : x
  2. Step 2: Convert to fraction form
    8,366.06/12,549.10 = 3,986.62/x
  3. Step 3: Cross multiply
    8,366.06x = 12,549.10 × 3,986.62
  4. Step 4: Simplify right side
    8,366.06x = 50,028,493.04
  5. Step 5: Solve for x
    x = 50,028,493.04/8,366.06
  6. Step 6: Final answer
    x = 5,979.93

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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.