Home / 3,399.89-5,098.75-2,311.25

Finding the Fourth Proportional to 3,399.89, 5,098.75 and 2,311.25

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Solution

The fourth proportional to 3,399.89, 5,098.75 and 2,311.25 is: 3,466.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399.89 : 5,098.75 = 2,311.25 : x
  2. Step 2: Convert to fraction form
    3,399.89/5,098.75 = 2,311.25/x
  3. Step 3: Cross multiply
    3,399.89x = 5,098.75 × 2,311.25
  4. Step 4: Simplify right side
    3,399.89x = 11,784,454.67
  5. Step 5: Solve for x
    x = 11,784,454.67/3,399.89
  6. Step 6: Final answer
    x = 3,466.13

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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.