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Finding the Fourth Proportional to 4,531.65, 6,793.83 and 4,167.15

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Solution

The fourth proportional to 4,531.65, 6,793.83 and 4,167.15 is: 6,247.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,531.65 : 6,793.83 = 4,167.15 : x
  2. Step 2: Convert to fraction form
    4,531.65/6,793.83 = 4,167.15/x
  3. Step 3: Cross multiply
    4,531.65x = 6,793.83 × 4,167.15
  4. Step 4: Simplify right side
    4,531.65x = 28,310,908.68
  5. Step 5: Solve for x
    x = 28,310,908.68/4,531.65
  6. Step 6: Final answer
    x = 6,247.37

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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.