Home / 11,920.27-17,882.06-3,599.35

Finding the Fourth Proportional to 11,920.27, 17,882.06 and 3,599.35

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Solution

The fourth proportional to 11,920.27, 17,882.06 and 3,599.35 is: 5,399.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,920.27 : 17,882.06 = 3,599.35 : x
  2. Step 2: Convert to fraction form
    11,920.27/17,882.06 = 3,599.35/x
  3. Step 3: Cross multiply
    11,920.27x = 17,882.06 × 3,599.35
  4. Step 4: Simplify right side
    11,920.27x = 64,363,792.66
  5. Step 5: Solve for x
    x = 64,363,792.66/11,920.27
  6. Step 6: Final answer
    x = 5,399.52

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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.