Home / 8,739.57-13,110.50-3,195.53

Finding the Fourth Proportional to 8,739.57, 13,110.50 and 3,195.53

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Solution

The fourth proportional to 8,739.57, 13,110.50 and 3,195.53 is: 4,793.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,739.57 : 13,110.50 = 3,195.53 : x
  2. Step 2: Convert to fraction form
    8,739.57/13,110.50 = 3,195.53/x
  3. Step 3: Cross multiply
    8,739.57x = 13,110.50 × 3,195.53
  4. Step 4: Simplify right side
    8,739.57x = 41,894,928.32
  5. Step 5: Solve for x
    x = 41,894,928.32/8,739.57
  6. Step 6: Final answer
    x = 4,793.71

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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.