Home / 2,311.16-3,467.08-850.19

Finding the Fourth Proportional to 2,311.16, 3,467.08 and 850.19

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Solution

The fourth proportional to 2,311.16, 3,467.08 and 850.19 is: 1,275.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311.16 : 3,467.08 = 850.19 : x
  2. Step 2: Convert to fraction form
    2,311.16/3,467.08 = 850.19/x
  3. Step 3: Cross multiply
    2,311.16x = 3,467.08 × 850.19
  4. Step 4: Simplify right side
    2,311.16x = 2,947,683.29
  5. Step 5: Solve for x
    x = 2,947,683.29/2,311.16
  6. Step 6: Final answer
    x = 1,275.42

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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.