Home / 8,299.42-12,451.56-2,456.18

Finding the Fourth Proportional to 8,299.42, 12,451.56 and 2,456.18

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Solution

The fourth proportional to 8,299.42, 12,451.56 and 2,456.18 is: 3,684.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,299.42 : 12,451.56 = 2,456.18 : x
  2. Step 2: Convert to fraction form
    8,299.42/12,451.56 = 2,456.18/x
  3. Step 3: Cross multiply
    8,299.42x = 12,451.56 × 2,456.18
  4. Step 4: Simplify right side
    8,299.42x = 30,583,272.64
  5. Step 5: Solve for x
    x = 30,583,272.64/8,299.42
  6. Step 6: Final answer
    x = 3,684.99

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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.