Home / 8,107.22-12,160.39-2,484.88

Finding the Fourth Proportional to 8,107.22, 12,160.39 and 2,484.88

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Solution

The fourth proportional to 8,107.22, 12,160.39 and 2,484.88 is: 3,727.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,107.22 : 12,160.39 = 2,484.88 : x
  2. Step 2: Convert to fraction form
    8,107.22/12,160.39 = 2,484.88/x
  3. Step 3: Cross multiply
    8,107.22x = 12,160.39 × 2,484.88
  4. Step 4: Simplify right side
    8,107.22x = 30,217,097.48
  5. Step 5: Solve for x
    x = 30,217,097.48/8,107.22
  6. Step 6: Final answer
    x = 3,727.18

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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.