Home / 6,373.20-9,559.80-2,217.90

Finding the Fourth Proportional to 6,373.20, 9,559.80 and 2,217.90

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Solution

The fourth proportional to 6,373.20, 9,559.80 and 2,217.90 is: 3,326.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,373.20 : 9,559.80 = 2,217.90 : x
  2. Step 2: Convert to fraction form
    6,373.20/9,559.80 = 2,217.90/x
  3. Step 3: Cross multiply
    6,373.20x = 9,559.80 × 2,217.90
  4. Step 4: Simplify right side
    6,373.20x = 21,202,680.42
  5. Step 5: Solve for x
    x = 21,202,680.42/6,373.20
  6. Step 6: Final answer
    x = 3,326.85

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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.