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Finding the Fourth Proportional to 4,469.26, 6,167.70 and 2,479.70

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Solution

The fourth proportional to 4,469.26, 6,167.70 and 2,479.70 is: 3,422.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,469.26 : 6,167.70 = 2,479.70 : x
  2. Step 2: Convert to fraction form
    4,469.26/6,167.70 = 2,479.70/x
  3. Step 3: Cross multiply
    4,469.26x = 6,167.70 × 2,479.70
  4. Step 4: Simplify right side
    4,469.26x = 15,294,045.69
  5. Step 5: Solve for x
    x = 15,294,045.69/4,469.26
  6. Step 6: Final answer
    x = 3,422.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.