Home / 2,248.16-3,102.17-1,253.36

Finding the Fourth Proportional to 2,248.16, 3,102.17 and 1,253.36

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Solution

The fourth proportional to 2,248.16, 3,102.17 and 1,253.36 is: 1,729.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,248.16 : 3,102.17 = 1,253.36 : x
  2. Step 2: Convert to fraction form
    2,248.16/3,102.17 = 1,253.36/x
  3. Step 3: Cross multiply
    2,248.16x = 3,102.17 × 1,253.36
  4. Step 4: Simplify right side
    2,248.16x = 3,888,114.01
  5. Step 5: Solve for x
    x = 3,888,114.01/2,248.16
  6. Step 6: Final answer
    x = 1,729.47

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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.