Home / 3,231.55-4,854.53-3,100.35

Finding the Fourth Proportional to 3,231.55, 4,854.53 and 3,100.35

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Solution

The fourth proportional to 3,231.55, 4,854.53 and 3,100.35 is: 4,657.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.55 : 4,854.53 = 3,100.35 : x
  2. Step 2: Convert to fraction form
    3,231.55/4,854.53 = 3,100.35/x
  3. Step 3: Cross multiply
    3,231.55x = 4,854.53 × 3,100.35
  4. Step 4: Simplify right side
    3,231.55x = 15,050,726.58
  5. Step 5: Solve for x
    x = 15,050,726.58/3,231.55
  6. Step 6: Final answer
    x = 4,657.43

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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.