Home / 12,082.19-18,125.16-3,760.44

Finding the Fourth Proportional to 12,082.19, 18,125.16 and 3,760.44

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Solution

The fourth proportional to 12,082.19, 18,125.16 and 3,760.44 is: 5,641.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,082.19 : 18,125.16 = 3,760.44 : x
  2. Step 2: Convert to fraction form
    12,082.19/18,125.16 = 3,760.44/x
  3. Step 3: Cross multiply
    12,082.19x = 18,125.16 × 3,760.44
  4. Step 4: Simplify right side
    12,082.19x = 68,158,576.67
  5. Step 5: Solve for x
    x = 68,158,576.67/12,082.19
  6. Step 6: Final answer
    x = 5,641.25

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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.