Home / 3,351.36-5,028-2,740.92

Finding the Fourth Proportional to 3,351.36, 5,028 and 2,740.92

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Solution

The fourth proportional to 3,351.36, 5,028 and 2,740.92 is: 4,112.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.36 : 5,028 = 2,740.92 : x
  2. Step 2: Convert to fraction form
    3,351.36/5,028 = 2,740.92/x
  3. Step 3: Cross multiply
    3,351.36x = 5,028 × 2,740.92
  4. Step 4: Simplify right side
    3,351.36x = 13,781,345.76
  5. Step 5: Solve for x
    x = 13,781,345.76/3,351.36
  6. Step 6: Final answer
    x = 4,112.17

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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.