Home / 4,875.82-6,731.70-3,754.65

Finding the Fourth Proportional to 4,875.82, 6,731.70 and 3,754.65

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Solution

The fourth proportional to 4,875.82, 6,731.70 and 3,754.65 is: 5,183.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,875.82 : 6,731.70 = 3,754.65 : x
  2. Step 2: Convert to fraction form
    4,875.82/6,731.70 = 3,754.65/x
  3. Step 3: Cross multiply
    4,875.82x = 6,731.70 × 3,754.65
  4. Step 4: Simplify right side
    4,875.82x = 25,275,177.41
  5. Step 5: Solve for x
    x = 25,275,177.41/4,875.82
  6. Step 6: Final answer
    x = 5,183.78

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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.