Home / 3,401.76-5,100.19-1,551.93

Finding the Fourth Proportional to 3,401.76, 5,100.19 and 1,551.93

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Solution

The fourth proportional to 3,401.76, 5,100.19 and 1,551.93 is: 2,326.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,401.76 : 5,100.19 = 1,551.93 : x
  2. Step 2: Convert to fraction form
    3,401.76/5,100.19 = 1,551.93/x
  3. Step 3: Cross multiply
    3,401.76x = 5,100.19 × 1,551.93
  4. Step 4: Simplify right side
    3,401.76x = 7,915,137.87
  5. Step 5: Solve for x
    x = 7,915,137.87/3,401.76
  6. Step 6: Final answer
    x = 2,326.78

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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.