Home / 8,189.67-12,284.46-2,346.30

Finding the Fourth Proportional to 8,189.67, 12,284.46 and 2,346.30

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Solution

The fourth proportional to 8,189.67, 12,284.46 and 2,346.30 is: 3,519.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,189.67 : 12,284.46 = 2,346.30 : x
  2. Step 2: Convert to fraction form
    8,189.67/12,284.46 = 2,346.30/x
  3. Step 3: Cross multiply
    8,189.67x = 12,284.46 × 2,346.30
  4. Step 4: Simplify right side
    8,189.67x = 28,823,028.50
  5. Step 5: Solve for x
    x = 28,823,028.50/8,189.67
  6. Step 6: Final answer
    x = 3,519.44

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Double scale
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Similar ratio
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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.