Home / 2,248.16-3,102.48-1,253.44

Finding the Fourth Proportional to 2,248.16, 3,102.48 and 1,253.44

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Solution

The fourth proportional to 2,248.16, 3,102.48 and 1,253.44 is: 1,729.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,248.16 : 3,102.48 = 1,253.44 : x
  2. Step 2: Convert to fraction form
    2,248.16/3,102.48 = 1,253.44/x
  3. Step 3: Cross multiply
    2,248.16x = 3,102.48 × 1,253.44
  4. Step 4: Simplify right side
    2,248.16x = 3,888,772.53
  5. Step 5: Solve for x
    x = 3,888,772.53/2,248.16
  6. Step 6: Final answer
    x = 1,729.76

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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.