Home / 2,253.30-3,374.55-1,326.66

Finding the Fourth Proportional to 2,253.30, 3,374.55 and 1,326.66

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Solution

The fourth proportional to 2,253.30, 3,374.55 and 1,326.66 is: 1,986.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,253.30 : 3,374.55 = 1,326.66 : x
  2. Step 2: Convert to fraction form
    2,253.30/3,374.55 = 1,326.66/x
  3. Step 3: Cross multiply
    2,253.30x = 3,374.55 × 1,326.66
  4. Step 4: Simplify right side
    2,253.30x = 4,476,880.50
  5. Step 5: Solve for x
    x = 4,476,880.50/2,253.30
  6. Step 6: Final answer
    x = 1,986.81

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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.