Home / 3,391.65-5,089.50-1,202.22

Finding the Fourth Proportional to 3,391.65, 5,089.50 and 1,202.22

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Solution

The fourth proportional to 3,391.65, 5,089.50 and 1,202.22 is: 1,804.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,391.65 : 5,089.50 = 1,202.22 : x
  2. Step 2: Convert to fraction form
    3,391.65/5,089.50 = 1,202.22/x
  3. Step 3: Cross multiply
    3,391.65x = 5,089.50 × 1,202.22
  4. Step 4: Simplify right side
    3,391.65x = 6,118,698.69
  5. Step 5: Solve for x
    x = 6,118,698.69/3,391.65
  6. Step 6: Final answer
    x = 1,804.05

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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.