Home / 6,428.97-9,647.09-2,536.11

Finding the Fourth Proportional to 6,428.97, 9,647.09 and 2,536.11

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Solution

The fourth proportional to 6,428.97, 9,647.09 and 2,536.11 is: 3,805.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,428.97 : 9,647.09 = 2,536.11 : x
  2. Step 2: Convert to fraction form
    6,428.97/9,647.09 = 2,536.11/x
  3. Step 3: Cross multiply
    6,428.97x = 9,647.09 × 2,536.11
  4. Step 4: Simplify right side
    6,428.97x = 24,466,033.18
  5. Step 5: Solve for x
    x = 24,466,033.18/6,428.97
  6. Step 6: Final answer
    x = 3,805.59

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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.