Home / 2,243.57-3,096.17-1,248.95

Finding the Fourth Proportional to 2,243.57, 3,096.17 and 1,248.95

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Solution

The fourth proportional to 2,243.57, 3,096.17 and 1,248.95 is: 1,723.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,243.57 : 3,096.17 = 1,248.95 : x
  2. Step 2: Convert to fraction form
    2,243.57/3,096.17 = 1,248.95/x
  3. Step 3: Cross multiply
    2,243.57x = 3,096.17 × 1,248.95
  4. Step 4: Simplify right side
    2,243.57x = 3,866,949.16
  5. Step 5: Solve for x
    x = 3,866,949.16/2,243.57
  6. Step 6: Final answer
    x = 1,723.57

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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.