Home / 8,098.18-12,147.27-2,254.64

Finding the Fourth Proportional to 8,098.18, 12,147.27 and 2,254.64

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Solution

The fourth proportional to 8,098.18, 12,147.27 and 2,254.64 is: 3,381.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,098.18 : 12,147.27 = 2,254.64 : x
  2. Step 2: Convert to fraction form
    8,098.18/12,147.27 = 2,254.64/x
  3. Step 3: Cross multiply
    8,098.18x = 12,147.27 × 2,254.64
  4. Step 4: Simplify right side
    8,098.18x = 27,387,651.64
  5. Step 5: Solve for x
    x = 27,387,651.64/8,098.18
  6. Step 6: Final answer
    x = 3,381.95

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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.