Home / 3,612.76-5,414.70-2,054.07

Finding the Fourth Proportional to 3,612.76, 5,414.70 and 2,054.07

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Solution

The fourth proportional to 3,612.76, 5,414.70 and 2,054.07 is: 3,078.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612.76 : 5,414.70 = 2,054.07 : x
  2. Step 2: Convert to fraction form
    3,612.76/5,414.70 = 2,054.07/x
  3. Step 3: Cross multiply
    3,612.76x = 5,414.70 × 2,054.07
  4. Step 4: Simplify right side
    3,612.76x = 11,122,172.83
  5. Step 5: Solve for x
    x = 11,122,172.83/3,612.76
  6. Step 6: Final answer
    x = 3,078.58

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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.