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Finding the Fourth Proportional to 5,471.33, 8,207.11 and 1,773.55

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Solution

The fourth proportional to 5,471.33, 8,207.11 and 1,773.55 is: 2,660.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471.33 : 8,207.11 = 1,773.55 : x
  2. Step 2: Convert to fraction form
    5,471.33/8,207.11 = 1,773.55/x
  3. Step 3: Cross multiply
    5,471.33x = 8,207.11 × 1,773.55
  4. Step 4: Simplify right side
    5,471.33x = 14,555,722.44
  5. Step 5: Solve for x
    x = 14,555,722.44/5,471.33
  6. Step 6: Final answer
    x = 2,660.36

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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.