Home / 8,180.42-12,267.92-2,632.46

Finding the Fourth Proportional to 8,180.42, 12,267.92 and 2,632.46

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Solution

The fourth proportional to 8,180.42, 12,267.92 and 2,632.46 is: 3,947.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,180.42 : 12,267.92 = 2,632.46 : x
  2. Step 2: Convert to fraction form
    8,180.42/12,267.92 = 2,632.46/x
  3. Step 3: Cross multiply
    8,180.42x = 12,267.92 × 2,632.46
  4. Step 4: Simplify right side
    8,180.42x = 32,294,808.68
  5. Step 5: Solve for x
    x = 32,294,808.68/8,180.42
  6. Step 6: Final answer
    x = 3,947.82

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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.