Home / 7,028.67-9,699.28-3,841.90

Finding the Fourth Proportional to 7,028.67, 9,699.28 and 3,841.90

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Solution

The fourth proportional to 7,028.67, 9,699.28 and 3,841.90 is: 5,301.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,028.67 : 9,699.28 = 3,841.90 : x
  2. Step 2: Convert to fraction form
    7,028.67/9,699.28 = 3,841.90/x
  3. Step 3: Cross multiply
    7,028.67x = 9,699.28 × 3,841.90
  4. Step 4: Simplify right side
    7,028.67x = 37,263,629.98
  5. Step 5: Solve for x
    x = 37,263,629.98/7,028.67
  6. Step 6: Final answer
    x = 5,301.66

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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.