Home / 5,414.55-8,122.68-2,294.57

Finding the Fourth Proportional to 5,414.55, 8,122.68 and 2,294.57

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Solution

The fourth proportional to 5,414.55, 8,122.68 and 2,294.57 is: 3,442.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414.55 : 8,122.68 = 2,294.57 : x
  2. Step 2: Convert to fraction form
    5,414.55/8,122.68 = 2,294.57/x
  3. Step 3: Cross multiply
    5,414.55x = 8,122.68 × 2,294.57
  4. Step 4: Simplify right side
    5,414.55x = 18,638,017.23
  5. Step 5: Solve for x
    x = 18,638,017.23/5,414.55
  6. Step 6: Final answer
    x = 3,442.21

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1.5x scale

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.