Home / 2,534.42-3,796.50-2,122.40

Finding the Fourth Proportional to 2,534.42, 3,796.50 and 2,122.40

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Solution

The fourth proportional to 2,534.42, 3,796.50 and 2,122.40 is: 3,179.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,534.42 : 3,796.50 = 2,122.40 : x
  2. Step 2: Convert to fraction form
    2,534.42/3,796.50 = 2,122.40/x
  3. Step 3: Cross multiply
    2,534.42x = 3,796.50 × 2,122.40
  4. Step 4: Simplify right side
    2,534.42x = 8,057,691.60
  5. Step 5: Solve for x
    x = 8,057,691.60/2,534.42
  6. Step 6: Final answer
    x = 3,179.30

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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.