Home / 4,107.20-5,667.92-2,339.06

Finding the Fourth Proportional to 4,107.20, 5,667.92 and 2,339.06

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Solution

The fourth proportional to 4,107.20, 5,667.92 and 2,339.06 is: 3,227.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,107.20 : 5,667.92 = 2,339.06 : x
  2. Step 2: Convert to fraction form
    4,107.20/5,667.92 = 2,339.06/x
  3. Step 3: Cross multiply
    4,107.20x = 5,667.92 × 2,339.06
  4. Step 4: Simplify right side
    4,107.20x = 13,257,564.92
  5. Step 5: Solve for x
    x = 13,257,564.92/4,107.20
  6. Step 6: Final answer
    x = 3,227.89

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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.