Home / 3,422.48-5,133.96-1,114.04

Finding the Fourth Proportional to 3,422.48, 5,133.96 and 1,114.04

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Solution

The fourth proportional to 3,422.48, 5,133.96 and 1,114.04 is: 1,671.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,422.48 : 5,133.96 = 1,114.04 : x
  2. Step 2: Convert to fraction form
    3,422.48/5,133.96 = 1,114.04/x
  3. Step 3: Cross multiply
    3,422.48x = 5,133.96 × 1,114.04
  4. Step 4: Simplify right side
    3,422.48x = 5,719,436.80
  5. Step 5: Solve for x
    x = 5,719,436.80/3,422.48
  6. Step 6: Final answer
    x = 1,671.14

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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.