Home / 11,620.68-17,432.16-3,301.08

Finding the Fourth Proportional to 11,620.68, 17,432.16 and 3,301.08

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Solution

The fourth proportional to 11,620.68, 17,432.16 and 3,301.08 is: 4,951.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,620.68 : 17,432.16 = 3,301.08 : x
  2. Step 2: Convert to fraction form
    11,620.68/17,432.16 = 3,301.08/x
  3. Step 3: Cross multiply
    11,620.68x = 17,432.16 × 3,301.08
  4. Step 4: Simplify right side
    11,620.68x = 57,544,954.73
  5. Step 5: Solve for x
    x = 57,544,954.73/11,620.68
  6. Step 6: Final answer
    x = 4,951.94

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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.