Home / 4,812.28-7,217.78-3,062.68

Finding the Fourth Proportional to 4,812.28, 7,217.78 and 3,062.68

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Solution

The fourth proportional to 4,812.28, 7,217.78 and 3,062.68 is: 4,593.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812.28 : 7,217.78 = 3,062.68 : x
  2. Step 2: Convert to fraction form
    4,812.28/7,217.78 = 3,062.68/x
  3. Step 3: Cross multiply
    4,812.28x = 7,217.78 × 3,062.68
  4. Step 4: Simplify right side
    4,812.28x = 22,105,750.45
  5. Step 5: Solve for x
    x = 22,105,750.45/4,812.28
  6. Step 6: Final answer
    x = 4,593.61

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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.