Home / 6,982.29-9,635.63-3,838.50

Finding the Fourth Proportional to 6,982.29, 9,635.63 and 3,838.50

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Solution

The fourth proportional to 6,982.29, 9,635.63 and 3,838.50 is: 5,297.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,982.29 : 9,635.63 = 3,838.50 : x
  2. Step 2: Convert to fraction form
    6,982.29/9,635.63 = 3,838.50/x
  3. Step 3: Cross multiply
    6,982.29x = 9,635.63 × 3,838.50
  4. Step 4: Simplify right side
    6,982.29x = 36,986,346.56
  5. Step 5: Solve for x
    x = 36,986,346.56/6,982.29
  6. Step 6: Final answer
    x = 5,297.17

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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.