Home / 5,479.88-7,560.48-3,242.52

Finding the Fourth Proportional to 5,479.88, 7,560.48 and 3,242.52

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Solution

The fourth proportional to 5,479.88, 7,560.48 and 3,242.52 is: 4,473.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,479.88 : 7,560.48 = 3,242.52 : x
  2. Step 2: Convert to fraction form
    5,479.88/7,560.48 = 3,242.52/x
  3. Step 3: Cross multiply
    5,479.88x = 7,560.48 × 3,242.52
  4. Step 4: Simplify right side
    5,479.88x = 24,515,007.61
  5. Step 5: Solve for x
    x = 24,515,007.61/5,479.88
  6. Step 6: Final answer
    x = 4,473.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.