Home / 4,982.75-6,873.60-4,039.61

Finding the Fourth Proportional to 4,982.75, 6,873.60 and 4,039.61

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Solution

The fourth proportional to 4,982.75, 6,873.60 and 4,039.61 is: 5,572.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982.75 : 6,873.60 = 4,039.61 : x
  2. Step 2: Convert to fraction form
    4,982.75/6,873.60 = 4,039.61/x
  3. Step 3: Cross multiply
    4,982.75x = 6,873.60 × 4,039.61
  4. Step 4: Simplify right side
    4,982.75x = 27,766,663.30
  5. Step 5: Solve for x
    x = 27,766,663.30/4,982.75
  6. Step 6: Final answer
    x = 5,572.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.