Home / 3,400.77-5,098.03-1,322.17

Finding the Fourth Proportional to 3,400.77, 5,098.03 and 1,322.17

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Solution

The fourth proportional to 3,400.77, 5,098.03 and 1,322.17 is: 1,982.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400.77 : 5,098.03 = 1,322.17 : x
  2. Step 2: Convert to fraction form
    3,400.77/5,098.03 = 1,322.17/x
  3. Step 3: Cross multiply
    3,400.77x = 5,098.03 × 1,322.17
  4. Step 4: Simplify right side
    3,400.77x = 6,740,462.33
  5. Step 5: Solve for x
    x = 6,740,462.33/3,400.77
  6. Step 6: Final answer
    x = 1,982.04

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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.