Home / 3,448.32-5,169.12-1,906.08

Finding the Fourth Proportional to 3,448.32, 5,169.12 and 1,906.08

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Solution

The fourth proportional to 3,448.32, 5,169.12 and 1,906.08 is: 2,857.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.32 : 5,169.12 = 1,906.08 : x
  2. Step 2: Convert to fraction form
    3,448.32/5,169.12 = 1,906.08/x
  3. Step 3: Cross multiply
    3,448.32x = 5,169.12 × 1,906.08
  4. Step 4: Simplify right side
    3,448.32x = 9,852,756.25
  5. Step 5: Solve for x
    x = 9,852,756.25/3,448.32
  6. Step 6: Final answer
    x = 2,857.26

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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.