Home / 8,453.10-12,680.85-2,608.14

Finding the Fourth Proportional to 8,453.10, 12,680.85 and 2,608.14

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Solution

The fourth proportional to 8,453.10, 12,680.85 and 2,608.14 is: 3,912.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,453.10 : 12,680.85 = 2,608.14 : x
  2. Step 2: Convert to fraction form
    8,453.10/12,680.85 = 2,608.14/x
  3. Step 3: Cross multiply
    8,453.10x = 12,680.85 × 2,608.14
  4. Step 4: Simplify right side
    8,453.10x = 33,073,432.12
  5. Step 5: Solve for x
    x = 33,073,432.12/8,453.10
  6. Step 6: Final answer
    x = 3,912.58

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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.