Home / 3,008.60-4,149.60-2,654.18

Finding the Fourth Proportional to 3,008.60, 4,149.60 and 2,654.18

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Solution

The fourth proportional to 3,008.60, 4,149.60 and 2,654.18 is: 3,660.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.60 : 4,149.60 = 2,654.18 : x
  2. Step 2: Convert to fraction form
    3,008.60/4,149.60 = 2,654.18/x
  3. Step 3: Cross multiply
    3,008.60x = 4,149.60 × 2,654.18
  4. Step 4: Simplify right side
    3,008.60x = 11,013,785.33
  5. Step 5: Solve for x
    x = 11,013,785.33/3,008.60
  6. Step 6: Final answer
    x = 3,660.77

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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.