Home / 8,858.30-13,288.66-3,927.83

Finding the Fourth Proportional to 8,858.30, 13,288.66 and 3,927.83

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Solution

The fourth proportional to 8,858.30, 13,288.66 and 3,927.83 is: 5,892.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858.30 : 13,288.66 = 3,927.83 : x
  2. Step 2: Convert to fraction form
    8,858.30/13,288.66 = 3,927.83/x
  3. Step 3: Cross multiply
    8,858.30x = 13,288.66 × 3,927.83
  4. Step 4: Simplify right side
    8,858.30x = 52,195,521.14
  5. Step 5: Solve for x
    x = 52,195,521.14/8,858.30
  6. Step 6: Final answer
    x = 5,892.28

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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.