Home / 1,363.29-2,044.95-1,091.11

Finding the Fourth Proportional to 1,363.29, 2,044.95 and 1,091.11

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Solution

The fourth proportional to 1,363.29, 2,044.95 and 1,091.11 is: 1,636.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363.29 : 2,044.95 = 1,091.11 : x
  2. Step 2: Convert to fraction form
    1,363.29/2,044.95 = 1,091.11/x
  3. Step 3: Cross multiply
    1,363.29x = 2,044.95 × 1,091.11
  4. Step 4: Simplify right side
    1,363.29x = 2,231,267.07
  5. Step 5: Solve for x
    x = 2,231,267.07/1,363.29
  6. Step 6: Final answer
    x = 1,636.68

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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.