Home / 3,122.67-4,306.23-2,650.04

Finding the Fourth Proportional to 3,122.67, 4,306.23 and 2,650.04

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Solution

The fourth proportional to 3,122.67, 4,306.23 and 2,650.04 is: 3,654.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,122.67 : 4,306.23 = 2,650.04 : x
  2. Step 2: Convert to fraction form
    3,122.67/4,306.23 = 2,650.04/x
  3. Step 3: Cross multiply
    3,122.67x = 4,306.23 × 2,650.04
  4. Step 4: Simplify right side
    3,122.67x = 11,411,681.75
  5. Step 5: Solve for x
    x = 11,411,681.75/3,122.67
  6. Step 6: Final answer
    x = 3,654.46

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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.