Home / 10,238.79-15,358.19-2,843.26

Finding the Fourth Proportional to 10,238.79, 15,358.19 and 2,843.26

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Solution

The fourth proportional to 10,238.79, 15,358.19 and 2,843.26 is: 4,264.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,238.79 : 15,358.19 = 2,843.26 : x
  2. Step 2: Convert to fraction form
    10,238.79/15,358.19 = 2,843.26/x
  3. Step 3: Cross multiply
    10,238.79x = 15,358.19 × 2,843.26
  4. Step 4: Simplify right side
    10,238.79x = 43,667,327.30
  5. Step 5: Solve for x
    x = 43,667,327.30/10,238.79
  6. Step 6: Final answer
    x = 4,264.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.