Home / 2,226.96-3,073.63-1,283.38

Finding the Fourth Proportional to 2,226.96, 3,073.63 and 1,283.38

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Solution

The fourth proportional to 2,226.96, 3,073.63 and 1,283.38 is: 1,771.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.96 : 3,073.63 = 1,283.38 : x
  2. Step 2: Convert to fraction form
    2,226.96/3,073.63 = 1,283.38/x
  3. Step 3: Cross multiply
    2,226.96x = 3,073.63 × 1,283.38
  4. Step 4: Simplify right side
    2,226.96x = 3,944,635.27
  5. Step 5: Solve for x
    x = 3,944,635.27/2,226.96
  6. Step 6: Final answer
    x = 1,771.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.