Home / 5,422.55-8,132.60-2,304.25

Finding the Fourth Proportional to 5,422.55, 8,132.60 and 2,304.25

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Solution

The fourth proportional to 5,422.55, 8,132.60 and 2,304.25 is: 3,455.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422.55 : 8,132.60 = 2,304.25 : x
  2. Step 2: Convert to fraction form
    5,422.55/8,132.60 = 2,304.25/x
  3. Step 3: Cross multiply
    5,422.55x = 8,132.60 × 2,304.25
  4. Step 4: Simplify right side
    5,422.55x = 18,739,528.98
  5. Step 5: Solve for x
    x = 18,739,528.98/5,422.55
  6. Step 6: Final answer
    x = 3,455.85

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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.