Home / 7,028.24-9,698.68-4,042.04

Finding the Fourth Proportional to 7,028.24, 9,698.68 and 4,042.04

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Solution

The fourth proportional to 7,028.24, 9,698.68 and 4,042.04 is: 5,577.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,028.24 : 9,698.68 = 4,042.04 : x
  2. Step 2: Convert to fraction form
    7,028.24/9,698.68 = 4,042.04/x
  3. Step 3: Cross multiply
    7,028.24x = 9,698.68 × 4,042.04
  4. Step 4: Simplify right side
    7,028.24x = 39,202,452.51
  5. Step 5: Solve for x
    x = 39,202,452.51/7,028.24
  6. Step 6: Final answer
    x = 5,577.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.