Home / 2,206.15-3,311.19-1,036.82

Finding the Fourth Proportional to 2,206.15, 3,311.19 and 1,036.82

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Solution

The fourth proportional to 2,206.15, 3,311.19 and 1,036.82 is: 1,556.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206.15 : 3,311.19 = 1,036.82 : x
  2. Step 2: Convert to fraction form
    2,206.15/3,311.19 = 1,036.82/x
  3. Step 3: Cross multiply
    2,206.15x = 3,311.19 × 1,036.82
  4. Step 4: Simplify right side
    2,206.15x = 3,433,116.29
  5. Step 5: Solve for x
    x = 3,433,116.29/2,206.15
  6. Step 6: Final answer
    x = 1,556.16

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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.