Home / 8,094.20-12,139.55-2,546.24

Finding the Fourth Proportional to 8,094.20, 12,139.55 and 2,546.24

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Solution

The fourth proportional to 8,094.20, 12,139.55 and 2,546.24 is: 3,818.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,094.20 : 12,139.55 = 2,546.24 : x
  2. Step 2: Convert to fraction form
    8,094.20/12,139.55 = 2,546.24/x
  3. Step 3: Cross multiply
    8,094.20x = 12,139.55 × 2,546.24
  4. Step 4: Simplify right side
    8,094.20x = 30,910,134.36
  5. Step 5: Solve for x
    x = 30,910,134.36/8,094.20
  6. Step 6: Final answer
    x = 3,818.80

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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.