Home / 3,552.86-5,322.51-2,162.09

Finding the Fourth Proportional to 3,552.86, 5,322.51 and 2,162.09

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Solution

The fourth proportional to 3,552.86, 5,322.51 and 2,162.09 is: 3,239.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552.86 : 5,322.51 = 2,162.09 : x
  2. Step 2: Convert to fraction form
    3,552.86/5,322.51 = 2,162.09/x
  3. Step 3: Cross multiply
    3,552.86x = 5,322.51 × 2,162.09
  4. Step 4: Simplify right side
    3,552.86x = 11,507,758.95
  5. Step 5: Solve for x
    x = 11,507,758.95/3,552.86
  6. Step 6: Final answer
    x = 3,239.01

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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.