Home / 3,399.42-5,088.53-2,617.39

Finding the Fourth Proportional to 3,399.42, 5,088.53 and 2,617.39

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Solution

The fourth proportional to 3,399.42, 5,088.53 and 2,617.39 is: 3,917.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399.42 : 5,088.53 = 2,617.39 : x
  2. Step 2: Convert to fraction form
    3,399.42/5,088.53 = 2,617.39/x
  3. Step 3: Cross multiply
    3,399.42x = 5,088.53 × 2,617.39
  4. Step 4: Simplify right side
    3,399.42x = 13,318,702.01
  5. Step 5: Solve for x
    x = 13,318,702.01/3,399.42
  6. Step 6: Final answer
    x = 3,917.94

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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.