Home / 5,222.11-7,834.38-1,759.36

Finding the Fourth Proportional to 5,222.11, 7,834.38 and 1,759.36

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Solution

The fourth proportional to 5,222.11, 7,834.38 and 1,759.36 is: 2,639.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.11 : 7,834.38 = 1,759.36 : x
  2. Step 2: Convert to fraction form
    5,222.11/7,834.38 = 1,759.36/x
  3. Step 3: Cross multiply
    5,222.11x = 7,834.38 × 1,759.36
  4. Step 4: Simplify right side
    5,222.11x = 13,783,475.21
  5. Step 5: Solve for x
    x = 13,783,475.21/5,222.11
  6. Step 6: Final answer
    x = 2,639.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.