Home / 8,102.58-12,141.72-6,250.92

Finding the Fourth Proportional to 8,102.58, 12,141.72 and 6,250.92

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Solution

The fourth proportional to 8,102.58, 12,141.72 and 6,250.92 is: 9,367.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,102.58 : 12,141.72 = 6,250.92 : x
  2. Step 2: Convert to fraction form
    8,102.58/12,141.72 = 6,250.92/x
  3. Step 3: Cross multiply
    8,102.58x = 12,141.72 × 6,250.92
  4. Step 4: Simplify right side
    8,102.58x = 75,896,920.38
  5. Step 5: Solve for x
    x = 75,896,920.38/8,102.58
  6. Step 6: Final answer
    x = 9,367.01

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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.