Home / 2,487.41-3,723.92-1,873.70

Finding the Fourth Proportional to 2,487.41, 3,723.92 and 1,873.70

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Solution

The fourth proportional to 2,487.41, 3,723.92 and 1,873.70 is: 2,805.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487.41 : 3,723.92 = 1,873.70 : x
  2. Step 2: Convert to fraction form
    2,487.41/3,723.92 = 1,873.70/x
  3. Step 3: Cross multiply
    2,487.41x = 3,723.92 × 1,873.70
  4. Step 4: Simplify right side
    2,487.41x = 6,977,499.54
  5. Step 5: Solve for x
    x = 6,977,499.54/2,487.41
  6. Step 6: Final answer
    x = 2,805.13

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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.