Home / 3,932.55-5,898.69-2,642.22

Finding the Fourth Proportional to 3,932.55, 5,898.69 and 2,642.22

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Solution

The fourth proportional to 3,932.55, 5,898.69 and 2,642.22 is: 3,963.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,932.55 : 5,898.69 = 2,642.22 : x
  2. Step 2: Convert to fraction form
    3,932.55/5,898.69 = 2,642.22/x
  3. Step 3: Cross multiply
    3,932.55x = 5,898.69 × 2,642.22
  4. Step 4: Simplify right side
    3,932.55x = 15,585,636.69
  5. Step 5: Solve for x
    x = 15,585,636.69/3,932.55
  6. Step 6: Final answer
    x = 3,963.24

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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.