Home / 5,914.76-8,869.70-2,215.08

Finding the Fourth Proportional to 5,914.76, 8,869.70 and 2,215.08

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Solution

The fourth proportional to 5,914.76, 8,869.70 and 2,215.08 is: 3,321.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,914.76 : 8,869.70 = 2,215.08 : x
  2. Step 2: Convert to fraction form
    5,914.76/8,869.70 = 2,215.08/x
  3. Step 3: Cross multiply
    5,914.76x = 8,869.70 × 2,215.08
  4. Step 4: Simplify right side
    5,914.76x = 19,647,100.61
  5. Step 5: Solve for x
    x = 19,647,100.61/5,914.76
  6. Step 6: Final answer
    x = 3,321.71

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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.