Home / 8,546.14-12,819.20-2,390.14

Finding the Fourth Proportional to 8,546.14, 12,819.20 and 2,390.14

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Solution

The fourth proportional to 8,546.14, 12,819.20 and 2,390.14 is: 3,585.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,546.14 : 12,819.20 = 2,390.14 : x
  2. Step 2: Convert to fraction form
    8,546.14/12,819.20 = 2,390.14/x
  3. Step 3: Cross multiply
    8,546.14x = 12,819.20 × 2,390.14
  4. Step 4: Simplify right side
    8,546.14x = 30,639,682.69
  5. Step 5: Solve for x
    x = 30,639,682.69/8,546.14
  6. Step 6: Final answer
    x = 3,585.21

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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.