Home / 6,207.20-9,307.86-2,255.70

Finding the Fourth Proportional to 6,207.20, 9,307.86 and 2,255.70

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Solution

The fourth proportional to 6,207.20, 9,307.86 and 2,255.70 is: 3,382.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,207.20 : 9,307.86 = 2,255.70 : x
  2. Step 2: Convert to fraction form
    6,207.20/9,307.86 = 2,255.70/x
  3. Step 3: Cross multiply
    6,207.20x = 9,307.86 × 2,255.70
  4. Step 4: Simplify right side
    6,207.20x = 20,995,739.80
  5. Step 5: Solve for x
    x = 20,995,739.80/6,207.20
  6. Step 6: Final answer
    x = 3,382.48

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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.