Home / 8,084.88-12,127.68-2,241.36

Finding the Fourth Proportional to 8,084.88, 12,127.68 and 2,241.36

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Solution

The fourth proportional to 8,084.88, 12,127.68 and 2,241.36 is: 3,362.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084.88 : 12,127.68 = 2,241.36 : x
  2. Step 2: Convert to fraction form
    8,084.88/12,127.68 = 2,241.36/x
  3. Step 3: Cross multiply
    8,084.88x = 12,127.68 × 2,241.36
  4. Step 4: Simplify right side
    8,084.88x = 27,182,496.84
  5. Step 5: Solve for x
    x = 27,182,496.84/8,084.88
  6. Step 6: Final answer
    x = 3,362.14

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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.