Home / 3,721.35-5,581.49-1,088.17

Finding the Fourth Proportional to 3,721.35, 5,581.49 and 1,088.17

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Solution

The fourth proportional to 3,721.35, 5,581.49 and 1,088.17 is: 1,632.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721.35 : 5,581.49 = 1,088.17 : x
  2. Step 2: Convert to fraction form
    3,721.35/5,581.49 = 1,088.17/x
  3. Step 3: Cross multiply
    3,721.35x = 5,581.49 × 1,088.17
  4. Step 4: Simplify right side
    3,721.35x = 6,073,590.58
  5. Step 5: Solve for x
    x = 6,073,590.58/3,721.35
  6. Step 6: Final answer
    x = 1,632.09

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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.