Home / 3,448.45-5,172.06-1,475.19

Finding the Fourth Proportional to 3,448.45, 5,172.06 and 1,475.19

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Solution

The fourth proportional to 3,448.45, 5,172.06 and 1,475.19 is: 2,212.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.45 : 5,172.06 = 1,475.19 : x
  2. Step 2: Convert to fraction form
    3,448.45/5,172.06 = 1,475.19/x
  3. Step 3: Cross multiply
    3,448.45x = 5,172.06 × 1,475.19
  4. Step 4: Simplify right side
    3,448.45x = 7,629,776.72
  5. Step 5: Solve for x
    x = 7,629,776.72/3,448.45
  6. Step 6: Final answer
    x = 2,212.52

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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.