Home / 2,253.20-3,378.56-1,731.92

Finding the Fourth Proportional to 2,253.20, 3,378.56 and 1,731.92

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Solution

The fourth proportional to 2,253.20, 3,378.56 and 1,731.92 is: 2,596.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,253.20 : 3,378.56 = 1,731.92 : x
  2. Step 2: Convert to fraction form
    2,253.20/3,378.56 = 1,731.92/x
  3. Step 3: Cross multiply
    2,253.20x = 3,378.56 × 1,731.92
  4. Step 4: Simplify right side
    2,253.20x = 5,851,370.08
  5. Step 5: Solve for x
    x = 5,851,370.08/2,253.20
  6. Step 6: Final answer
    x = 2,596.92

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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.