Home / 2,247.31-3,371.06-1,092.79

Finding the Fourth Proportional to 2,247.31, 3,371.06 and 1,092.79

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Solution

The fourth proportional to 2,247.31, 3,371.06 and 1,092.79 is: 1,639.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.31 : 3,371.06 = 1,092.79 : x
  2. Step 2: Convert to fraction form
    2,247.31/3,371.06 = 1,092.79/x
  3. Step 3: Cross multiply
    2,247.31x = 3,371.06 × 1,092.79
  4. Step 4: Simplify right side
    2,247.31x = 3,683,860.66
  5. Step 5: Solve for x
    x = 3,683,860.66/2,247.31
  6. Step 6: Final answer
    x = 1,639.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.