Home / 3,272.80-4,906.32-1,543.52

Finding the Fourth Proportional to 3,272.80, 4,906.32 and 1,543.52

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Solution

The fourth proportional to 3,272.80, 4,906.32 and 1,543.52 is: 2,313.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.80 : 4,906.32 = 1,543.52 : x
  2. Step 2: Convert to fraction form
    3,272.80/4,906.32 = 1,543.52/x
  3. Step 3: Cross multiply
    3,272.80x = 4,906.32 × 1,543.52
  4. Step 4: Simplify right side
    3,272.80x = 7,573,003.05
  5. Step 5: Solve for x
    x = 7,573,003.05/3,272.80
  6. Step 6: Final answer
    x = 2,313.92

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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.