Home / 2,338.23-3,226.68-1,290.27

Finding the Fourth Proportional to 2,338.23, 3,226.68 and 1,290.27

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Solution

The fourth proportional to 2,338.23, 3,226.68 and 1,290.27 is: 1,780.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,338.23 : 3,226.68 = 1,290.27 : x
  2. Step 2: Convert to fraction form
    2,338.23/3,226.68 = 1,290.27/x
  3. Step 3: Cross multiply
    2,338.23x = 3,226.68 × 1,290.27
  4. Step 4: Simplify right side
    2,338.23x = 4,163,291.63
  5. Step 5: Solve for x
    x = 4,163,291.63/2,338.23
  6. Step 6: Final answer
    x = 1,780.53

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