Home / 3,701.97-5,106.37-2,815.83

Finding the Fourth Proportional to 3,701.97, 5,106.37 and 2,815.83

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Solution

The fourth proportional to 3,701.97, 5,106.37 and 2,815.83 is: 3,884.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,701.97 : 5,106.37 = 2,815.83 : x
  2. Step 2: Convert to fraction form
    3,701.97/5,106.37 = 2,815.83/x
  3. Step 3: Cross multiply
    3,701.97x = 5,106.37 × 2,815.83
  4. Step 4: Simplify right side
    3,701.97x = 14,378,669.84
  5. Step 5: Solve for x
    x = 14,378,669.84/3,701.97
  6. Step 6: Final answer
    x = 3,884.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.