Home / 2,242.91-3,094.92-1,248.11

Finding the Fourth Proportional to 2,242.91, 3,094.92 and 1,248.11

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Solution

The fourth proportional to 2,242.91, 3,094.92 and 1,248.11 is: 1,722.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,242.91 : 3,094.92 = 1,248.11 : x
  2. Step 2: Convert to fraction form
    2,242.91/3,094.92 = 1,248.11/x
  3. Step 3: Cross multiply
    2,242.91x = 3,094.92 × 1,248.11
  4. Step 4: Simplify right side
    2,242.91x = 3,862,785.13
  5. Step 5: Solve for x
    x = 3,862,785.13/2,242.91
  6. Step 6: Final answer
    x = 1,722.22

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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.