Home / 9,080.24-12,534.21-8,134.43

Finding the Fourth Proportional to 9,080.24, 12,534.21 and 8,134.43

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Solution

The fourth proportional to 9,080.24, 12,534.21 and 8,134.43 is: 11,228.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,080.24 : 12,534.21 = 8,134.43 : x
  2. Step 2: Convert to fraction form
    9,080.24/12,534.21 = 8,134.43/x
  3. Step 3: Cross multiply
    9,080.24x = 12,534.21 × 8,134.43
  4. Step 4: Simplify right side
    9,080.24x = 101,958,591.18
  5. Step 5: Solve for x
    x = 101,958,591.18/9,080.24
  6. Step 6: Final answer
    x = 11,228.63

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1.5x scale

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.