Home / 3,546.82-5,320.28-1,355.66

Finding the Fourth Proportional to 3,546.82, 5,320.28 and 1,355.66

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Solution

The fourth proportional to 3,546.82, 5,320.28 and 1,355.66 is: 2,033.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.82 : 5,320.28 = 1,355.66 : x
  2. Step 2: Convert to fraction form
    3,546.82/5,320.28 = 1,355.66/x
  3. Step 3: Cross multiply
    3,546.82x = 5,320.28 × 1,355.66
  4. Step 4: Simplify right side
    3,546.82x = 7,212,484.01
  5. Step 5: Solve for x
    x = 7,212,484.01/3,546.82
  6. Step 6: Final answer
    x = 2,033.51

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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.