Home / 2,248.23-3,102.39-1,253.46

Finding the Fourth Proportional to 2,248.23, 3,102.39 and 1,253.46

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Solution

The fourth proportional to 2,248.23, 3,102.39 and 1,253.46 is: 1,729.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,248.23 : 3,102.39 = 1,253.46 : x
  2. Step 2: Convert to fraction form
    2,248.23/3,102.39 = 1,253.46/x
  3. Step 3: Cross multiply
    2,248.23x = 3,102.39 × 1,253.46
  4. Step 4: Simplify right side
    2,248.23x = 3,888,721.77
  5. Step 5: Solve for x
    x = 3,888,721.77/2,248.23
  6. Step 6: Final answer
    x = 1,729.68

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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.