Home / 9,080.76-12,536.22-6,112.20

Finding the Fourth Proportional to 9,080.76, 12,536.22 and 6,112.20

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Solution

The fourth proportional to 9,080.76, 12,536.22 and 6,112.20 is: 8,438.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,080.76 : 12,536.22 = 6,112.20 : x
  2. Step 2: Convert to fraction form
    9,080.76/12,536.22 = 6,112.20/x
  3. Step 3: Cross multiply
    9,080.76x = 12,536.22 × 6,112.20
  4. Step 4: Simplify right side
    9,080.76x = 76,623,883.88
  5. Step 5: Solve for x
    x = 76,623,883.88/9,080.76
  6. Step 6: Final answer
    x = 8,438.05

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Half scale
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Double scale
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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.