Home / 3,546.03-5,320.14-1,815.87

Finding the Fourth Proportional to 3,546.03, 5,320.14 and 1,815.87

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Solution

The fourth proportional to 3,546.03, 5,320.14 and 1,815.87 is: 2,724.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.03 : 5,320.14 = 1,815.87 : x
  2. Step 2: Convert to fraction form
    3,546.03/5,320.14 = 1,815.87/x
  3. Step 3: Cross multiply
    3,546.03x = 5,320.14 × 1,815.87
  4. Step 4: Simplify right side
    3,546.03x = 9,660,673.54
  5. Step 5: Solve for x
    x = 9,660,673.54/3,546.03
  6. Step 6: Final answer
    x = 2,724.36

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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.