Home / 5,800-8,010.60-3,933.76

Finding the Fourth Proportional to 5,800, 8,010.60 and 3,933.76

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Solution

The fourth proportional to 5,800, 8,010.60 and 3,933.76 is: 5,433.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,800 : 8,010.60 = 3,933.76 : x
  2. Step 2: Convert to fraction form
    5,800/8,010.60 = 3,933.76/x
  3. Step 3: Cross multiply
    5,800x = 8,010.60 × 3,933.76
  4. Step 4: Simplify right side
    5,800x = 31,511,777.86
  5. Step 5: Solve for x
    x = 31,511,777.86/5,800
  6. Step 6: Final answer
    x = 5,433.07

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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.