Home / 3,448.14-5,169.12-1,366.75

Finding the Fourth Proportional to 3,448.14, 5,169.12 and 1,366.75

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Solution

The fourth proportional to 3,448.14, 5,169.12 and 1,366.75 is: 2,048.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.14 : 5,169.12 = 1,366.75 : x
  2. Step 2: Convert to fraction form
    3,448.14/5,169.12 = 1,366.75/x
  3. Step 3: Cross multiply
    3,448.14x = 5,169.12 × 1,366.75
  4. Step 4: Simplify right side
    3,448.14x = 7,064,894.76
  5. Step 5: Solve for x
    x = 7,064,894.76/3,448.14
  6. Step 6: Final answer
    x = 2,048.90

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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.