Home / 11,838.65-17,751.77-3,517.52

Finding the Fourth Proportional to 11,838.65, 17,751.77 and 3,517.52

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Solution

The fourth proportional to 11,838.65, 17,751.77 and 3,517.52 is: 5,274.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,838.65 : 17,751.77 = 3,517.52 : x
  2. Step 2: Convert to fraction form
    11,838.65/17,751.77 = 3,517.52/x
  3. Step 3: Cross multiply
    11,838.65x = 17,751.77 × 3,517.52
  4. Step 4: Simplify right side
    11,838.65x = 62,442,188.42
  5. Step 5: Solve for x
    x = 62,442,188.42/11,838.65
  6. Step 6: Final answer
    x = 5,274.43

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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.