Home / 6,839.97-10,261.32-2,160.41

Finding the Fourth Proportional to 6,839.97, 10,261.32 and 2,160.41

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Solution

The fourth proportional to 6,839.97, 10,261.32 and 2,160.41 is: 3,241.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,839.97 : 10,261.32 = 2,160.41 : x
  2. Step 2: Convert to fraction form
    6,839.97/10,261.32 = 2,160.41/x
  3. Step 3: Cross multiply
    6,839.97x = 10,261.32 × 2,160.41
  4. Step 4: Simplify right side
    6,839.97x = 22,168,703.74
  5. Step 5: Solve for x
    x = 22,168,703.74/6,839.97
  6. Step 6: Final answer
    x = 3,241.05

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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.