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Finding the Fourth Proportional to 6,414.03, 8,843.31 and 5,353.29

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Solution

The fourth proportional to 6,414.03, 8,843.31 and 5,353.29 is: 7,380.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,414.03 : 8,843.31 = 5,353.29 : x
  2. Step 2: Convert to fraction form
    6,414.03/8,843.31 = 5,353.29/x
  3. Step 3: Cross multiply
    6,414.03x = 8,843.31 × 5,353.29
  4. Step 4: Simplify right side
    6,414.03x = 47,340,802.99
  5. Step 5: Solve for x
    x = 47,340,802.99/6,414.03
  6. Step 6: Final answer
    x = 7,380.82

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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.