Home / 3,448.66-5,172.98-1,369.14

Finding the Fourth Proportional to 3,448.66, 5,172.98 and 1,369.14

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Solution

The fourth proportional to 3,448.66, 5,172.98 and 1,369.14 is: 2,053.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.66 : 5,172.98 = 1,369.14 : x
  2. Step 2: Convert to fraction form
    3,448.66/5,172.98 = 1,369.14/x
  3. Step 3: Cross multiply
    3,448.66x = 5,172.98 × 1,369.14
  4. Step 4: Simplify right side
    3,448.66x = 7,082,533.84
  5. Step 5: Solve for x
    x = 7,082,533.84/3,448.66
  6. Step 6: Final answer
    x = 2,053.71

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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.