Home / 2,247.05-3,365.94-1,319.79

Finding the Fourth Proportional to 2,247.05, 3,365.94 and 1,319.79

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Solution

The fourth proportional to 2,247.05, 3,365.94 and 1,319.79 is: 1,976.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.05 : 3,365.94 = 1,319.79 : x
  2. Step 2: Convert to fraction form
    2,247.05/3,365.94 = 1,319.79/x
  3. Step 3: Cross multiply
    2,247.05x = 3,365.94 × 1,319.79
  4. Step 4: Simplify right side
    2,247.05x = 4,442,333.95
  5. Step 5: Solve for x
    x = 4,442,333.95/2,247.05
  6. Step 6: Final answer
    x = 1,976.97

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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.