Home / 4,691.88-7,032.42-1,571.15

Finding the Fourth Proportional to 4,691.88, 7,032.42 and 1,571.15

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Solution

The fourth proportional to 4,691.88, 7,032.42 and 1,571.15 is: 2,354.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,691.88 : 7,032.42 = 1,571.15 : x
  2. Step 2: Convert to fraction form
    4,691.88/7,032.42 = 1,571.15/x
  3. Step 3: Cross multiply
    4,691.88x = 7,032.42 × 1,571.15
  4. Step 4: Simplify right side
    4,691.88x = 11,048,986.68
  5. Step 5: Solve for x
    x = 11,048,986.68/4,691.88
  6. Step 6: Final answer
    x = 2,354.92

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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.