Home / 11,713.08-17,569.53-3,921.84

Finding the Fourth Proportional to 11,713.08, 17,569.53 and 3,921.84

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Solution

The fourth proportional to 11,713.08, 17,569.53 and 3,921.84 is: 5,882.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,713.08 : 17,569.53 = 3,921.84 : x
  2. Step 2: Convert to fraction form
    11,713.08/17,569.53 = 3,921.84/x
  3. Step 3: Cross multiply
    11,713.08x = 17,569.53 × 3,921.84
  4. Step 4: Simplify right side
    11,713.08x = 68,904,885.54
  5. Step 5: Solve for x
    x = 68,904,885.54/11,713.08
  6. Step 6: Final answer
    x = 5,882.73

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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.