Home / 6,217.92-9,328.32-3,911.04

Finding the Fourth Proportional to 6,217.92, 9,328.32 and 3,911.04

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Solution

The fourth proportional to 6,217.92, 9,328.32 and 3,911.04 is: 5,867.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,217.92 : 9,328.32 = 3,911.04 : x
  2. Step 2: Convert to fraction form
    6,217.92/9,328.32 = 3,911.04/x
  3. Step 3: Cross multiply
    6,217.92x = 9,328.32 × 3,911.04
  4. Step 4: Simplify right side
    6,217.92x = 36,483,432.65
  5. Step 5: Solve for x
    x = 36,483,432.65/6,217.92
  6. Step 6: Final answer
    x = 5,867.47

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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.