Home / 2,248.14-3,102.32-1,253.42

Finding the Fourth Proportional to 2,248.14, 3,102.32 and 1,253.42

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Solution

The fourth proportional to 2,248.14, 3,102.32 and 1,253.42 is: 1,729.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,248.14 : 3,102.32 = 1,253.42 : x
  2. Step 2: Convert to fraction form
    2,248.14/3,102.32 = 1,253.42/x
  3. Step 3: Cross multiply
    2,248.14x = 3,102.32 × 1,253.42
  4. Step 4: Simplify right side
    2,248.14x = 3,888,497.56
  5. Step 5: Solve for x
    x = 3,888,497.56/2,248.14
  6. Step 6: Final answer
    x = 1,729.65

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1.5x scale

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.