Home / 3,895.77-5,375.97-2,403.84

Finding the Fourth Proportional to 3,895.77, 5,375.97 and 2,403.84

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Solution

The fourth proportional to 3,895.77, 5,375.97 and 2,403.84 is: 3,317.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895.77 : 5,375.97 = 2,403.84 : x
  2. Step 2: Convert to fraction form
    3,895.77/5,375.97 = 2,403.84/x
  3. Step 3: Cross multiply
    3,895.77x = 5,375.97 × 2,403.84
  4. Step 4: Simplify right side
    3,895.77x = 12,922,971.72
  5. Step 5: Solve for x
    x = 12,922,971.72/3,895.77
  6. Step 6: Final answer
    x = 3,317.18

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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.