Home / 3,352.64-5,028.66-1,272.65

Finding the Fourth Proportional to 3,352.64, 5,028.66 and 1,272.65

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Solution

The fourth proportional to 3,352.64, 5,028.66 and 1,272.65 is: 1,908.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,352.64 : 5,028.66 = 1,272.65 : x
  2. Step 2: Convert to fraction form
    3,352.64/5,028.66 = 1,272.65/x
  3. Step 3: Cross multiply
    3,352.64x = 5,028.66 × 1,272.65
  4. Step 4: Simplify right side
    3,352.64x = 6,399,699.01
  5. Step 5: Solve for x
    x = 6,399,699.01/3,352.64
  6. Step 6: Final answer
    x = 1,908.86

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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.