Home / 4,066.18-5,611.38-2,387.61

Finding the Fourth Proportional to 4,066.18, 5,611.38 and 2,387.61

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Solution

The fourth proportional to 4,066.18, 5,611.38 and 2,387.61 is: 3,294.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,066.18 : 5,611.38 = 2,387.61 : x
  2. Step 2: Convert to fraction form
    4,066.18/5,611.38 = 2,387.61/x
  3. Step 3: Cross multiply
    4,066.18x = 5,611.38 × 2,387.61
  4. Step 4: Simplify right side
    4,066.18x = 13,397,778.05
  5. Step 5: Solve for x
    x = 13,397,778.05/4,066.18
  6. Step 6: Final answer
    x = 3,294.93

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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.