Home / 8,379.20-12,566.73-2,832.43

Finding the Fourth Proportional to 8,379.20, 12,566.73 and 2,832.43

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Solution

The fourth proportional to 8,379.20, 12,566.73 and 2,832.43 is: 4,247.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,379.20 : 12,566.73 = 2,832.43 : x
  2. Step 2: Convert to fraction form
    8,379.20/12,566.73 = 2,832.43/x
  3. Step 3: Cross multiply
    8,379.20x = 12,566.73 × 2,832.43
  4. Step 4: Simplify right side
    8,379.20x = 35,594,306.06
  5. Step 5: Solve for x
    x = 35,594,306.06/8,379.20
  6. Step 6: Final answer
    x = 4,247.94

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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.