Home / 6,212.19-9,311.80-2,512.92

Finding the Fourth Proportional to 6,212.19, 9,311.80 and 2,512.92

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Solution

The fourth proportional to 6,212.19, 9,311.80 and 2,512.92 is: 3,766.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,212.19 : 9,311.80 = 2,512.92 : x
  2. Step 2: Convert to fraction form
    6,212.19/9,311.80 = 2,512.92/x
  3. Step 3: Cross multiply
    6,212.19x = 9,311.80 × 2,512.92
  4. Step 4: Simplify right side
    6,212.19x = 23,399,808.46
  5. Step 5: Solve for x
    x = 23,399,808.46/6,212.19
  6. Step 6: Final answer
    x = 3,766.76

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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.