Home / 4,099.38-5,655.82-2,330.65

Finding the Fourth Proportional to 4,099.38, 5,655.82 and 2,330.65

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Solution

The fourth proportional to 4,099.38, 5,655.82 and 2,330.65 is: 3,215.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,099.38 : 5,655.82 = 2,330.65 : x
  2. Step 2: Convert to fraction form
    4,099.38/5,655.82 = 2,330.65/x
  3. Step 3: Cross multiply
    4,099.38x = 5,655.82 × 2,330.65
  4. Step 4: Simplify right side
    4,099.38x = 13,181,736.88
  5. Step 5: Solve for x
    x = 13,181,736.88/4,099.38
  6. Step 6: Final answer
    x = 3,215.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.