Home / 8,319.75-12,481.68-2,476.35

Finding the Fourth Proportional to 8,319.75, 12,481.68 and 2,476.35

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Solution

The fourth proportional to 8,319.75, 12,481.68 and 2,476.35 is: 3,715.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,319.75 : 12,481.68 = 2,476.35 : x
  2. Step 2: Convert to fraction form
    8,319.75/12,481.68 = 2,476.35/x
  3. Step 3: Cross multiply
    8,319.75x = 12,481.68 × 2,476.35
  4. Step 4: Simplify right side
    8,319.75x = 30,909,008.27
  5. Step 5: Solve for x
    x = 30,909,008.27/8,319.75
  6. Step 6: Final answer
    x = 3,715.14

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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.