Home / 3,942.24-5,909.52-1,751.52

Finding the Fourth Proportional to 3,942.24, 5,909.52 and 1,751.52

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Solution

The fourth proportional to 3,942.24, 5,909.52 and 1,751.52 is: 2,625.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942.24 : 5,909.52 = 1,751.52 : x
  2. Step 2: Convert to fraction form
    3,942.24/5,909.52 = 1,751.52/x
  3. Step 3: Cross multiply
    3,942.24x = 5,909.52 × 1,751.52
  4. Step 4: Simplify right side
    3,942.24x = 10,350,642.47
  5. Step 5: Solve for x
    x = 10,350,642.47/3,942.24
  6. Step 6: Final answer
    x = 2,625.57

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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.