Home / 5,382.46-8,074.61-1,683.97

Finding the Fourth Proportional to 5,382.46, 8,074.61 and 1,683.97

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Solution

The fourth proportional to 5,382.46, 8,074.61 and 1,683.97 is: 2,526.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,382.46 : 8,074.61 = 1,683.97 : x
  2. Step 2: Convert to fraction form
    5,382.46/8,074.61 = 1,683.97/x
  3. Step 3: Cross multiply
    5,382.46x = 8,074.61 × 1,683.97
  4. Step 4: Simplify right side
    5,382.46x = 13,597,401.00
  5. Step 5: Solve for x
    x = 13,597,401.00/5,382.46
  6. Step 6: Final answer
    x = 2,526.24

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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.