Home / 3,961.13-5,464.65-2,388.32

Finding the Fourth Proportional to 3,961.13, 5,464.65 and 2,388.32

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Solution

The fourth proportional to 3,961.13, 5,464.65 and 2,388.32 is: 3,294.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.13 : 5,464.65 = 2,388.32 : x
  2. Step 2: Convert to fraction form
    3,961.13/5,464.65 = 2,388.32/x
  3. Step 3: Cross multiply
    3,961.13x = 5,464.65 × 2,388.32
  4. Step 4: Simplify right side
    3,961.13x = 13,051,293.62
  5. Step 5: Solve for x
    x = 13,051,293.62/3,961.13
  6. Step 6: Final answer
    x = 3,294.84

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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.