Home / 5,865.20-8,093.98-3,212.61

Finding the Fourth Proportional to 5,865.20, 8,093.98 and 3,212.61

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Solution

The fourth proportional to 5,865.20, 8,093.98 and 3,212.61 is: 4,433.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,865.20 : 8,093.98 = 3,212.61 : x
  2. Step 2: Convert to fraction form
    5,865.20/8,093.98 = 3,212.61/x
  3. Step 3: Cross multiply
    5,865.20x = 8,093.98 × 3,212.61
  4. Step 4: Simplify right side
    5,865.20x = 26,002,801.09
  5. Step 5: Solve for x
    x = 26,002,801.09/5,865.20
  6. Step 6: Final answer
    x = 4,433.40

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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.