Home / 6,423.97-9,635.80-2,961.22

Finding the Fourth Proportional to 6,423.97, 9,635.80 and 2,961.22

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Solution

The fourth proportional to 6,423.97, 9,635.80 and 2,961.22 is: 4,441.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,423.97 : 9,635.80 = 2,961.22 : x
  2. Step 2: Convert to fraction form
    6,423.97/9,635.80 = 2,961.22/x
  3. Step 3: Cross multiply
    6,423.97x = 9,635.80 × 2,961.22
  4. Step 4: Simplify right side
    6,423.97x = 28,533,723.68
  5. Step 5: Solve for x
    x = 28,533,723.68/6,423.97
  6. Step 6: Final answer
    x = 4,441.76

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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.