Home / 6,948.35-10,424.48-2,791.28

Finding the Fourth Proportional to 6,948.35, 10,424.48 and 2,791.28

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Solution

The fourth proportional to 6,948.35, 10,424.48 and 2,791.28 is: 4,187.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,948.35 : 10,424.48 = 2,791.28 : x
  2. Step 2: Convert to fraction form
    6,948.35/10,424.48 = 2,791.28/x
  3. Step 3: Cross multiply
    6,948.35x = 10,424.48 × 2,791.28
  4. Step 4: Simplify right side
    6,948.35x = 29,097,642.53
  5. Step 5: Solve for x
    x = 29,097,642.53/6,948.35
  6. Step 6: Final answer
    x = 4,187.71

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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.