Home / 11,354.75-17,034.35-3,959.45

Finding the Fourth Proportional to 11,354.75, 17,034.35 and 3,959.45

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Solution

The fourth proportional to 11,354.75, 17,034.35 and 3,959.45 is: 5,939.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,354.75 : 17,034.35 = 3,959.45 : x
  2. Step 2: Convert to fraction form
    11,354.75/17,034.35 = 3,959.45/x
  3. Step 3: Cross multiply
    11,354.75x = 17,034.35 × 3,959.45
  4. Step 4: Simplify right side
    11,354.75x = 67,446,657.11
  5. Step 5: Solve for x
    x = 67,446,657.11/11,354.75
  6. Step 6: Final answer
    x = 5,939.95

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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.