Home / 1,227.29-1,841.25-1,008.28

Finding the Fourth Proportional to 1,227.29, 1,841.25 and 1,008.28

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Solution

The fourth proportional to 1,227.29, 1,841.25 and 1,008.28 is: 1,512.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227.29 : 1,841.25 = 1,008.28 : x
  2. Step 2: Convert to fraction form
    1,227.29/1,841.25 = 1,008.28/x
  3. Step 3: Cross multiply
    1,227.29x = 1,841.25 × 1,008.28
  4. Step 4: Simplify right side
    1,227.29x = 1,856,486.34
  5. Step 5: Solve for x
    x = 1,856,486.34/1,227.29
  6. Step 6: Final answer
    x = 1,512.67

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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.