Home / 8,102.05-12,153.76-2,258.66

Finding the Fourth Proportional to 8,102.05, 12,153.76 and 2,258.66

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Solution

The fourth proportional to 8,102.05, 12,153.76 and 2,258.66 is: 3,388.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,102.05 : 12,153.76 = 2,258.66 : x
  2. Step 2: Convert to fraction form
    8,102.05/12,153.76 = 2,258.66/x
  3. Step 3: Cross multiply
    8,102.05x = 12,153.76 × 2,258.66
  4. Step 4: Simplify right side
    8,102.05x = 27,451,236.30
  5. Step 5: Solve for x
    x = 27,451,236.30/8,102.05
  6. Step 6: Final answer
    x = 3,388.19

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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.