Home / 4,082.31-6,117.99-2,230.65

Finding the Fourth Proportional to 4,082.31, 6,117.99 and 2,230.65

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Solution

The fourth proportional to 4,082.31, 6,117.99 and 2,230.65 is: 3,342.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,082.31 : 6,117.99 = 2,230.65 : x
  2. Step 2: Convert to fraction form
    4,082.31/6,117.99 = 2,230.65/x
  3. Step 3: Cross multiply
    4,082.31x = 6,117.99 × 2,230.65
  4. Step 4: Simplify right side
    4,082.31x = 13,647,094.39
  5. Step 5: Solve for x
    x = 13,647,094.39/4,082.31
  6. Step 6: Final answer
    x = 3,342.98

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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.