Home / 8,716.14-13,062.87-3,515.94

Finding the Fourth Proportional to 8,716.14, 13,062.87 and 3,515.94

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Solution

The fourth proportional to 8,716.14, 13,062.87 and 3,515.94 is: 5,269.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,716.14 : 13,062.87 = 3,515.94 : x
  2. Step 2: Convert to fraction form
    8,716.14/13,062.87 = 3,515.94/x
  3. Step 3: Cross multiply
    8,716.14x = 13,062.87 × 3,515.94
  4. Step 4: Simplify right side
    8,716.14x = 45,928,267.15
  5. Step 5: Solve for x
    x = 45,928,267.15/8,716.14
  6. Step 6: Final answer
    x = 5,269.34

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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.