Home / 8,104.54-12,158.84-2,261.14

Finding the Fourth Proportional to 8,104.54, 12,158.84 and 2,261.14

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Solution

The fourth proportional to 8,104.54, 12,158.84 and 2,261.14 is: 3,392.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,104.54 : 12,158.84 = 2,261.14 : x
  2. Step 2: Convert to fraction form
    8,104.54/12,158.84 = 2,261.14/x
  3. Step 3: Cross multiply
    8,104.54x = 12,158.84 × 2,261.14
  4. Step 4: Simplify right side
    8,104.54x = 27,492,839.48
  5. Step 5: Solve for x
    x = 27,492,839.48/8,104.54
  6. Step 6: Final answer
    x = 3,392.28

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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.