Home / 3,895.86-5,377.05-2,324.46

Finding the Fourth Proportional to 3,895.86, 5,377.05 and 2,324.46

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Solution

The fourth proportional to 3,895.86, 5,377.05 and 2,324.46 is: 3,208.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895.86 : 5,377.05 = 2,324.46 : x
  2. Step 2: Convert to fraction form
    3,895.86/5,377.05 = 2,324.46/x
  3. Step 3: Cross multiply
    3,895.86x = 5,377.05 × 2,324.46
  4. Step 4: Simplify right side
    3,895.86x = 12,498,737.64
  5. Step 5: Solve for x
    x = 12,498,737.64/3,895.86
  6. Step 6: Final answer
    x = 3,208.21

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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.