Home / 2,311.39-3,466.41-850.51

Finding the Fourth Proportional to 2,311.39, 3,466.41 and 850.51

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Solution

The fourth proportional to 2,311.39, 3,466.41 and 850.51 is: 1,275.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311.39 : 3,466.41 = 850.51 : x
  2. Step 2: Convert to fraction form
    2,311.39/3,466.41 = 850.51/x
  3. Step 3: Cross multiply
    2,311.39x = 3,466.41 × 850.51
  4. Step 4: Simplify right side
    2,311.39x = 2,948,216.37
  5. Step 5: Solve for x
    x = 2,948,216.37/2,311.39
  6. Step 6: Final answer
    x = 1,275.52

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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.