Home / 3,349.92-5,025.87-2,656.89

Finding the Fourth Proportional to 3,349.92, 5,025.87 and 2,656.89

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Solution

The fourth proportional to 3,349.92, 5,025.87 and 2,656.89 is: 3,986.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349.92 : 5,025.87 = 2,656.89 : x
  2. Step 2: Convert to fraction form
    3,349.92/5,025.87 = 2,656.89/x
  3. Step 3: Cross multiply
    3,349.92x = 5,025.87 × 2,656.89
  4. Step 4: Simplify right side
    3,349.92x = 13,353,183.74
  5. Step 5: Solve for x
    x = 13,353,183.74/3,349.92
  6. Step 6: Final answer
    x = 3,986.12

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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.