Home / 8,055.45-12,082.26-3,376.18

Finding the Fourth Proportional to 8,055.45, 12,082.26 and 3,376.18

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Solution

The fourth proportional to 8,055.45, 12,082.26 and 3,376.18 is: 5,063.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,055.45 : 12,082.26 = 3,376.18 : x
  2. Step 2: Convert to fraction form
    8,055.45/12,082.26 = 3,376.18/x
  3. Step 3: Cross multiply
    8,055.45x = 12,082.26 × 3,376.18
  4. Step 4: Simplify right side
    8,055.45x = 40,791,912.33
  5. Step 5: Solve for x
    x = 40,791,912.33/8,055.45
  6. Step 6: Final answer
    x = 5,063.89

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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.