Home / 8,806.56-13,214.14-3,875.58

Finding the Fourth Proportional to 8,806.56, 13,214.14 and 3,875.58

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Solution

The fourth proportional to 8,806.56, 13,214.14 and 3,875.58 is: 5,815.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,806.56 : 13,214.14 = 3,875.58 : x
  2. Step 2: Convert to fraction form
    8,806.56/13,214.14 = 3,875.58/x
  3. Step 3: Cross multiply
    8,806.56x = 13,214.14 × 3,875.58
  4. Step 4: Simplify right side
    8,806.56x = 51,212,456.70
  5. Step 5: Solve for x
    x = 51,212,456.70/8,806.56
  6. Step 6: Final answer
    x = 5,815.26

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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.