Home / 3,891.15-5,836.77-2,246.70

Finding the Fourth Proportional to 3,891.15, 5,836.77 and 2,246.70

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Solution

The fourth proportional to 3,891.15, 5,836.77 and 2,246.70 is: 3,370.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,891.15 : 5,836.77 = 2,246.70 : x
  2. Step 2: Convert to fraction form
    3,891.15/5,836.77 = 2,246.70/x
  3. Step 3: Cross multiply
    3,891.15x = 5,836.77 × 2,246.70
  4. Step 4: Simplify right side
    3,891.15x = 13,113,471.16
  5. Step 5: Solve for x
    x = 13,113,471.16/3,891.15
  6. Step 6: Final answer
    x = 3,370.08

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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.