Home / 7,026.21-9,696-3,839.52

Finding the Fourth Proportional to 7,026.21, 9,696 and 3,839.52

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Solution

The fourth proportional to 7,026.21, 9,696 and 3,839.52 is: 5,298.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,026.21 : 9,696 = 3,839.52 : x
  2. Step 2: Convert to fraction form
    7,026.21/9,696 = 3,839.52/x
  3. Step 3: Cross multiply
    7,026.21x = 9,696 × 3,839.52
  4. Step 4: Simplify right side
    7,026.21x = 37,227,985.92
  5. Step 5: Solve for x
    x = 37,227,985.92/7,026.21
  6. Step 6: Final answer
    x = 5,298.44

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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.