Home / 4,982.31-6,875.60-2,744.19

Finding the Fourth Proportional to 4,982.31, 6,875.60 and 2,744.19

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Solution

The fourth proportional to 4,982.31, 6,875.60 and 2,744.19 is: 3,786.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982.31 : 6,875.60 = 2,744.19 : x
  2. Step 2: Convert to fraction form
    4,982.31/6,875.60 = 2,744.19/x
  3. Step 3: Cross multiply
    4,982.31x = 6,875.60 × 2,744.19
  4. Step 4: Simplify right side
    4,982.31x = 18,867,939.04
  5. Step 5: Solve for x
    x = 18,867,939.04/4,982.31
  6. Step 6: Final answer
    x = 3,786.99

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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.