Home / 5,226.23-7,836.42-1,715.29

Finding the Fourth Proportional to 5,226.23, 7,836.42 and 1,715.29

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Solution

The fourth proportional to 5,226.23, 7,836.42 and 1,715.29 is: 2,571.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,226.23 : 7,836.42 = 1,715.29 : x
  2. Step 2: Convert to fraction form
    5,226.23/7,836.42 = 1,715.29/x
  3. Step 3: Cross multiply
    5,226.23x = 7,836.42 × 1,715.29
  4. Step 4: Simplify right side
    5,226.23x = 13,441,732.86
  5. Step 5: Solve for x
    x = 13,441,732.86/5,226.23
  6. Step 6: Final answer
    x = 2,571.97

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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.