Home / 3,150.66-4,722.75-1,202.34

Finding the Fourth Proportional to 3,150.66, 4,722.75 and 1,202.34

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Solution

The fourth proportional to 3,150.66, 4,722.75 and 1,202.34 is: 1,802.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.66 : 4,722.75 = 1,202.34 : x
  2. Step 2: Convert to fraction form
    3,150.66/4,722.75 = 1,202.34/x
  3. Step 3: Cross multiply
    3,150.66x = 4,722.75 × 1,202.34
  4. Step 4: Simplify right side
    3,150.66x = 5,678,351.24
  5. Step 5: Solve for x
    x = 5,678,351.24/3,150.66
  6. Step 6: Final answer
    x = 1,802.27

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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.