Home / 7,861.16-11,793.27-2,595.95

Finding the Fourth Proportional to 7,861.16, 11,793.27 and 2,595.95

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Solution

The fourth proportional to 7,861.16, 11,793.27 and 2,595.95 is: 3,894.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,861.16 : 11,793.27 = 2,595.95 : x
  2. Step 2: Convert to fraction form
    7,861.16/11,793.27 = 2,595.95/x
  3. Step 3: Cross multiply
    7,861.16x = 11,793.27 × 2,595.95
  4. Step 4: Simplify right side
    7,861.16x = 30,614,739.26
  5. Step 5: Solve for x
    x = 30,614,739.26/7,861.16
  6. Step 6: Final answer
    x = 3,894.43

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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.