Home / 7,882.36-11,824.98-3,265.72

Finding the Fourth Proportional to 7,882.36, 11,824.98 and 3,265.72

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Solution

The fourth proportional to 7,882.36, 11,824.98 and 3,265.72 is: 4,899.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,882.36 : 11,824.98 = 3,265.72 : x
  2. Step 2: Convert to fraction form
    7,882.36/11,824.98 = 3,265.72/x
  3. Step 3: Cross multiply
    7,882.36x = 11,824.98 × 3,265.72
  4. Step 4: Simplify right side
    7,882.36x = 38,617,073.69
  5. Step 5: Solve for x
    x = 38,617,073.69/7,882.36
  6. Step 6: Final answer
    x = 4,899.18

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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.