Home / 3,287.52-4,927.20-1,552.80

Finding the Fourth Proportional to 3,287.52, 4,927.20 and 1,552.80

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Solution

The fourth proportional to 3,287.52, 4,927.20 and 1,552.80 is: 2,327.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287.52 : 4,927.20 = 1,552.80 : x
  2. Step 2: Convert to fraction form
    3,287.52/4,927.20 = 1,552.80/x
  3. Step 3: Cross multiply
    3,287.52x = 4,927.20 × 1,552.80
  4. Step 4: Simplify right side
    3,287.52x = 7,650,956.16
  5. Step 5: Solve for x
    x = 7,650,956.16/3,287.52
  6. Step 6: Final answer
    x = 2,327.27

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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.