Home / 2,238.11-3,353.93-1,262.14

Finding the Fourth Proportional to 2,238.11, 3,353.93 and 1,262.14

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Solution

The fourth proportional to 2,238.11, 3,353.93 and 1,262.14 is: 1,891.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238.11 : 3,353.93 = 1,262.14 : x
  2. Step 2: Convert to fraction form
    2,238.11/3,353.93 = 1,262.14/x
  3. Step 3: Cross multiply
    2,238.11x = 3,353.93 × 1,262.14
  4. Step 4: Simplify right side
    2,238.11x = 4,233,106.13
  5. Step 5: Solve for x
    x = 4,233,106.13/2,238.11
  6. Step 6: Final answer
    x = 1,891.38

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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.