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Finding the Fourth Proportional to 2,246.12, 3,368.49 and 744.83

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Solution

The fourth proportional to 2,246.12, 3,368.49 and 744.83 is: 1,117.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,246.12 : 3,368.49 = 744.83 : x
  2. Step 2: Convert to fraction form
    2,246.12/3,368.49 = 744.83/x
  3. Step 3: Cross multiply
    2,246.12x = 3,368.49 × 744.83
  4. Step 4: Simplify right side
    2,246.12x = 2,508,964.33
  5. Step 5: Solve for x
    x = 2,508,964.33/2,246.12
  6. Step 6: Final answer
    x = 1,117.02

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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.