Home / 2,248.06-3,102.31-1,253.35

Finding the Fourth Proportional to 2,248.06, 3,102.31 and 1,253.35

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Solution

The fourth proportional to 2,248.06, 3,102.31 and 1,253.35 is: 1,729.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,248.06 : 3,102.31 = 1,253.35 : x
  2. Step 2: Convert to fraction form
    2,248.06/3,102.31 = 1,253.35/x
  3. Step 3: Cross multiply
    2,248.06x = 3,102.31 × 1,253.35
  4. Step 4: Simplify right side
    2,248.06x = 3,888,280.24
  5. Step 5: Solve for x
    x = 3,888,280.24/2,248.06
  6. Step 6: Final answer
    x = 1,729.62

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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.