Home / 5,471.12-8,203.32-2,546.61

Finding the Fourth Proportional to 5,471.12, 8,203.32 and 2,546.61

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Solution

The fourth proportional to 5,471.12, 8,203.32 and 2,546.61 is: 3,818.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471.12 : 8,203.32 = 2,546.61 : x
  2. Step 2: Convert to fraction form
    5,471.12/8,203.32 = 2,546.61/x
  3. Step 3: Cross multiply
    5,471.12x = 8,203.32 × 2,546.61
  4. Step 4: Simplify right side
    5,471.12x = 20,890,656.75
  5. Step 5: Solve for x
    x = 20,890,656.75/5,471.12
  6. Step 6: Final answer
    x = 3,818.35

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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.