Home / 3,913.16-5,871.09-2,450.57

Finding the Fourth Proportional to 3,913.16, 5,871.09 and 2,450.57

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Solution

The fourth proportional to 3,913.16, 5,871.09 and 2,450.57 is: 3,676.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,913.16 : 5,871.09 = 2,450.57 : x
  2. Step 2: Convert to fraction form
    3,913.16/5,871.09 = 2,450.57/x
  3. Step 3: Cross multiply
    3,913.16x = 5,871.09 × 2,450.57
  4. Step 4: Simplify right side
    3,913.16x = 14,387,517.02
  5. Step 5: Solve for x
    x = 14,387,517.02/3,913.16
  6. Step 6: Final answer
    x = 3,676.70

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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.