Home / 8,863.02-13,286.30-3,929.94

Finding the Fourth Proportional to 8,863.02, 13,286.30 and 3,929.94

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Solution

The fourth proportional to 8,863.02, 13,286.30 and 3,929.94 is: 5,891.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,863.02 : 13,286.30 = 3,929.94 : x
  2. Step 2: Convert to fraction form
    8,863.02/13,286.30 = 3,929.94/x
  3. Step 3: Cross multiply
    8,863.02x = 13,286.30 × 3,929.94
  4. Step 4: Simplify right side
    8,863.02x = 52,214,342.17
  5. Step 5: Solve for x
    x = 52,214,342.17/8,863.02
  6. Step 6: Final answer
    x = 5,891.26

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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.