Home / 2,266.75-3,399.39-1,170.95

Finding the Fourth Proportional to 2,266.75, 3,399.39 and 1,170.95

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Solution

The fourth proportional to 2,266.75, 3,399.39 and 1,170.95 is: 1,756.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,266.75 : 3,399.39 = 1,170.95 : x
  2. Step 2: Convert to fraction form
    2,266.75/3,399.39 = 1,170.95/x
  3. Step 3: Cross multiply
    2,266.75x = 3,399.39 × 1,170.95
  4. Step 4: Simplify right side
    2,266.75x = 3,980,515.72
  5. Step 5: Solve for x
    x = 3,980,515.72/2,266.75
  6. Step 6: Final answer
    x = 1,756.05

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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.