Home / 7,433.20-11,149.42-2,502.88

Finding the Fourth Proportional to 7,433.20, 11,149.42 and 2,502.88

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Solution

The fourth proportional to 7,433.20, 11,149.42 and 2,502.88 is: 3,754.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,433.20 : 11,149.42 = 2,502.88 : x
  2. Step 2: Convert to fraction form
    7,433.20/11,149.42 = 2,502.88/x
  3. Step 3: Cross multiply
    7,433.20x = 11,149.42 × 2,502.88
  4. Step 4: Simplify right side
    7,433.20x = 27,905,660.33
  5. Step 5: Solve for x
    x = 27,905,660.33/7,433.20
  6. Step 6: Final answer
    x = 3,754.19

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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.