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Finding the Fourth Proportional to 5,472.30, 8,213.04 and 2,841.42

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Solution

The fourth proportional to 5,472.30, 8,213.04 and 2,841.42 is: 4,264.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472.30 : 8,213.04 = 2,841.42 : x
  2. Step 2: Convert to fraction form
    5,472.30/8,213.04 = 2,841.42/x
  3. Step 3: Cross multiply
    5,472.30x = 8,213.04 × 2,841.42
  4. Step 4: Simplify right side
    5,472.30x = 23,336,696.12
  5. Step 5: Solve for x
    x = 23,336,696.12/5,472.30
  6. Step 6: Final answer
    x = 4,264.51

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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.