Home / 3,418.96-5,124.14-1,833.76

Finding the Fourth Proportional to 3,418.96, 5,124.14 and 1,833.76

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Solution

The fourth proportional to 3,418.96, 5,124.14 and 1,833.76 is: 2,748.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.96 : 5,124.14 = 1,833.76 : x
  2. Step 2: Convert to fraction form
    3,418.96/5,124.14 = 1,833.76/x
  3. Step 3: Cross multiply
    3,418.96x = 5,124.14 × 1,833.76
  4. Step 4: Simplify right side
    3,418.96x = 9,396,428.57
  5. Step 5: Solve for x
    x = 9,396,428.57/3,418.96
  6. Step 6: Final answer
    x = 2,748.33

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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.