Home / 6,839.98-10,261.56-2,160.46

Finding the Fourth Proportional to 6,839.98, 10,261.56 and 2,160.46

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Solution

The fourth proportional to 6,839.98, 10,261.56 and 2,160.46 is: 3,241.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,839.98 : 10,261.56 = 2,160.46 : x
  2. Step 2: Convert to fraction form
    6,839.98/10,261.56 = 2,160.46/x
  3. Step 3: Cross multiply
    6,839.98x = 10,261.56 × 2,160.46
  4. Step 4: Simplify right side
    6,839.98x = 22,169,638.61
  5. Step 5: Solve for x
    x = 22,169,638.61/6,839.98
  6. Step 6: Final answer
    x = 3,241.18

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1.5x scale

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.