Home / 3,358.96-5,015.81-2,743.88

Finding the Fourth Proportional to 3,358.96, 5,015.81 and 2,743.88

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Solution

The fourth proportional to 3,358.96, 5,015.81 and 2,743.88 is: 4,097.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358.96 : 5,015.81 = 2,743.88 : x
  2. Step 2: Convert to fraction form
    3,358.96/5,015.81 = 2,743.88/x
  3. Step 3: Cross multiply
    3,358.96x = 5,015.81 × 2,743.88
  4. Step 4: Simplify right side
    3,358.96x = 13,762,767.02
  5. Step 5: Solve for x
    x = 13,762,767.02/3,358.96
  6. Step 6: Final answer
    x = 4,097.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.