Home / 8,182.33-12,272.55-3,248.85

Finding the Fourth Proportional to 8,182.33, 12,272.55 and 3,248.85

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Solution

The fourth proportional to 8,182.33, 12,272.55 and 3,248.85 is: 4,872.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,182.33 : 12,272.55 = 3,248.85 : x
  2. Step 2: Convert to fraction form
    8,182.33/12,272.55 = 3,248.85/x
  3. Step 3: Cross multiply
    8,182.33x = 12,272.55 × 3,248.85
  4. Step 4: Simplify right side
    8,182.33x = 39,871,674.07
  5. Step 5: Solve for x
    x = 39,871,674.07/8,182.33
  6. Step 6: Final answer
    x = 4,872.90

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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.