Home / 12,404.24-18,608.92-4,084.75

Finding the Fourth Proportional to 12,404.24, 18,608.92 and 4,084.75

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Solution

The fourth proportional to 12,404.24, 18,608.92 and 4,084.75 is: 6,127.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,404.24 : 18,608.92 = 4,084.75 : x
  2. Step 2: Convert to fraction form
    12,404.24/18,608.92 = 4,084.75/x
  3. Step 3: Cross multiply
    12,404.24x = 18,608.92 × 4,084.75
  4. Step 4: Simplify right side
    12,404.24x = 76,012,785.97
  5. Step 5: Solve for x
    x = 76,012,785.97/12,404.24
  6. Step 6: Final answer
    x = 6,127.97

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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.