Home / 2,242.78-3,094.98-1,248.04

Finding the Fourth Proportional to 2,242.78, 3,094.98 and 1,248.04

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Solution

The fourth proportional to 2,242.78, 3,094.98 and 1,248.04 is: 1,722.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,242.78 : 3,094.98 = 1,248.04 : x
  2. Step 2: Convert to fraction form
    2,242.78/3,094.98 = 1,248.04/x
  3. Step 3: Cross multiply
    2,242.78x = 3,094.98 × 1,248.04
  4. Step 4: Simplify right side
    2,242.78x = 3,862,658.84
  5. Step 5: Solve for x
    x = 3,862,658.84/2,242.78
  6. Step 6: Final answer
    x = 1,722.26

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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.