Home / 9,716.12-14,581.20-3,869.36

Finding the Fourth Proportional to 9,716.12, 14,581.20 and 3,869.36

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Solution

The fourth proportional to 9,716.12, 14,581.20 and 3,869.36 is: 5,806.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,716.12 : 14,581.20 = 3,869.36 : x
  2. Step 2: Convert to fraction form
    9,716.12/14,581.20 = 3,869.36/x
  3. Step 3: Cross multiply
    9,716.12x = 14,581.20 × 3,869.36
  4. Step 4: Simplify right side
    9,716.12x = 56,419,912.03
  5. Step 5: Solve for x
    x = 56,419,912.03/9,716.12
  6. Step 6: Final answer
    x = 5,806.84

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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.