Home / 5,324.18-7,986.62-1,626.71

Finding the Fourth Proportional to 5,324.18, 7,986.62 and 1,626.71

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Solution

The fourth proportional to 5,324.18, 7,986.62 and 1,626.71 is: 2,440.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,324.18 : 7,986.62 = 1,626.71 : x
  2. Step 2: Convert to fraction form
    5,324.18/7,986.62 = 1,626.71/x
  3. Step 3: Cross multiply
    5,324.18x = 7,986.62 × 1,626.71
  4. Step 4: Simplify right side
    5,324.18x = 12,991,914.62
  5. Step 5: Solve for x
    x = 12,991,914.62/5,324.18
  6. Step 6: Final answer
    x = 2,440.17

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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.