Home / 3,894.16-5,840.52-2,039.44

Finding the Fourth Proportional to 3,894.16, 5,840.52 and 2,039.44

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Solution

The fourth proportional to 3,894.16, 5,840.52 and 2,039.44 is: 3,058.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,894.16 : 5,840.52 = 2,039.44 : x
  2. Step 2: Convert to fraction form
    3,894.16/5,840.52 = 2,039.44/x
  3. Step 3: Cross multiply
    3,894.16x = 5,840.52 × 2,039.44
  4. Step 4: Simplify right side
    3,894.16x = 11,911,390.11
  5. Step 5: Solve for x
    x = 11,911,390.11/3,894.16
  6. Step 6: Final answer
    x = 3,058.78

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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.