Home / 2,217.81-3,326.72-1,063.29

Finding the Fourth Proportional to 2,217.81, 3,326.72 and 1,063.29

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Solution

The fourth proportional to 2,217.81, 3,326.72 and 1,063.29 is: 1,594.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217.81 : 3,326.72 = 1,063.29 : x
  2. Step 2: Convert to fraction form
    2,217.81/3,326.72 = 1,063.29/x
  3. Step 3: Cross multiply
    2,217.81x = 3,326.72 × 1,063.29
  4. Step 4: Simplify right side
    2,217.81x = 3,537,262.79
  5. Step 5: Solve for x
    x = 3,537,262.79/2,217.81
  6. Step 6: Final answer
    x = 1,594.94

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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.