Home / 9,855.15-14,793.26-5,471.43

Finding the Fourth Proportional to 9,855.15, 14,793.26 and 5,471.43

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Solution

The fourth proportional to 9,855.15, 14,793.26 and 5,471.43 is: 8,212.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,855.15 : 14,793.26 = 5,471.43 : x
  2. Step 2: Convert to fraction form
    9,855.15/14,793.26 = 5,471.43/x
  3. Step 3: Cross multiply
    9,855.15x = 14,793.26 × 5,471.43
  4. Step 4: Simplify right side
    9,855.15x = 80,940,259.20
  5. Step 5: Solve for x
    x = 80,940,259.20/9,855.15
  6. Step 6: Final answer
    x = 8,212.99

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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.