Home / 8,225.12-12,338.70-2,676.97

Finding the Fourth Proportional to 8,225.12, 12,338.70 and 2,676.97

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Solution

The fourth proportional to 8,225.12, 12,338.70 and 2,676.97 is: 4,015.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,225.12 : 12,338.70 = 2,676.97 : x
  2. Step 2: Convert to fraction form
    8,225.12/12,338.70 = 2,676.97/x
  3. Step 3: Cross multiply
    8,225.12x = 12,338.70 × 2,676.97
  4. Step 4: Simplify right side
    8,225.12x = 33,030,316.35
  5. Step 5: Solve for x
    x = 33,030,316.35/8,225.12
  6. Step 6: Final answer
    x = 4,015.79

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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.