Home / 2,248.61-3,103.07-1,253.98

Finding the Fourth Proportional to 2,248.61, 3,103.07 and 1,253.98

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Solution

The fourth proportional to 2,248.61, 3,103.07 and 1,253.98 is: 1,730.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,248.61 : 3,103.07 = 1,253.98 : x
  2. Step 2: Convert to fraction form
    2,248.61/3,103.07 = 1,253.98/x
  3. Step 3: Cross multiply
    2,248.61x = 3,103.07 × 1,253.98
  4. Step 4: Simplify right side
    2,248.61x = 3,891,183.10
  5. Step 5: Solve for x
    x = 3,891,183.10/2,248.61
  6. Step 6: Final answer
    x = 1,730.48

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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.