Home / 9,094.28-12,519.78-8,676.32

Finding the Fourth Proportional to 9,094.28, 12,519.78 and 8,676.32

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Solution

The fourth proportional to 9,094.28, 12,519.78 and 8,676.32 is: 11,944.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,094.28 : 12,519.78 = 8,676.32 : x
  2. Step 2: Convert to fraction form
    9,094.28/12,519.78 = 8,676.32/x
  3. Step 3: Cross multiply
    9,094.28x = 12,519.78 × 8,676.32
  4. Step 4: Simplify right side
    9,094.28x = 108,625,617.61
  5. Step 5: Solve for x
    x = 108,625,617.61/9,094.28
  6. Step 6: Final answer
    x = 11,944.39

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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.