Home / 4,103.96-5,659.89-2,667.71

Finding the Fourth Proportional to 4,103.96, 5,659.89 and 2,667.71

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Solution

The fourth proportional to 4,103.96, 5,659.89 and 2,667.71 is: 3,679.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103.96 : 5,659.89 = 2,667.71 : x
  2. Step 2: Convert to fraction form
    4,103.96/5,659.89 = 2,667.71/x
  3. Step 3: Cross multiply
    4,103.96x = 5,659.89 × 2,667.71
  4. Step 4: Simplify right side
    4,103.96x = 15,098,955.04
  5. Step 5: Solve for x
    x = 15,098,955.04/4,103.96
  6. Step 6: Final answer
    x = 3,679.12

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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.