Home / 7,725.92-11,587.82-3,342.83

Finding the Fourth Proportional to 7,725.92, 11,587.82 and 3,342.83

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Solution

The fourth proportional to 7,725.92, 11,587.82 and 3,342.83 is: 5,013.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,725.92 : 11,587.82 = 3,342.83 : x
  2. Step 2: Convert to fraction form
    7,725.92/11,587.82 = 3,342.83/x
  3. Step 3: Cross multiply
    7,725.92x = 11,587.82 × 3,342.83
  4. Step 4: Simplify right side
    7,725.92x = 38,736,037.68
  5. Step 5: Solve for x
    x = 38,736,037.68/7,725.92
  6. Step 6: Final answer
    x = 5,013.78

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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.