Home / 3,340.68-5,006.91-1,876.75

Finding the Fourth Proportional to 3,340.68, 5,006.91 and 1,876.75

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Solution

The fourth proportional to 3,340.68, 5,006.91 and 1,876.75 is: 2,812.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340.68 : 5,006.91 = 1,876.75 : x
  2. Step 2: Convert to fraction form
    3,340.68/5,006.91 = 1,876.75/x
  3. Step 3: Cross multiply
    3,340.68x = 5,006.91 × 1,876.75
  4. Step 4: Simplify right side
    3,340.68x = 9,396,718.34
  5. Step 5: Solve for x
    x = 9,396,718.34/3,340.68
  6. Step 6: Final answer
    x = 2,812.82

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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.