Home / 4,949.31-6,829.89-2,711.13

Finding the Fourth Proportional to 4,949.31, 6,829.89 and 2,711.13

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Solution

The fourth proportional to 4,949.31, 6,829.89 and 2,711.13 is: 3,741.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.31 : 6,829.89 = 2,711.13 : x
  2. Step 2: Convert to fraction form
    4,949.31/6,829.89 = 2,711.13/x
  3. Step 3: Cross multiply
    4,949.31x = 6,829.89 × 2,711.13
  4. Step 4: Simplify right side
    4,949.31x = 18,516,719.68
  5. Step 5: Solve for x
    x = 18,516,719.68/4,949.31
  6. Step 6: Final answer
    x = 3,741.27

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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.