Home / 2,236.11-3,347.94-1,138.11

Finding the Fourth Proportional to 2,236.11, 3,347.94 and 1,138.11

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Solution

The fourth proportional to 2,236.11, 3,347.94 and 1,138.11 is: 1,704.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236.11 : 3,347.94 = 1,138.11 : x
  2. Step 2: Convert to fraction form
    2,236.11/3,347.94 = 1,138.11/x
  3. Step 3: Cross multiply
    2,236.11x = 3,347.94 × 1,138.11
  4. Step 4: Simplify right side
    2,236.11x = 3,810,323.99
  5. Step 5: Solve for x
    x = 3,810,323.99/2,236.11
  6. Step 6: Final answer
    x = 1,704.00

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1.5x scale

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.