Home / 3,217.08-4,820.76-2,391.48

Finding the Fourth Proportional to 3,217.08, 4,820.76 and 2,391.48

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Solution

The fourth proportional to 3,217.08, 4,820.76 and 2,391.48 is: 3,583.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217.08 : 4,820.76 = 2,391.48 : x
  2. Step 2: Convert to fraction form
    3,217.08/4,820.76 = 2,391.48/x
  3. Step 3: Cross multiply
    3,217.08x = 4,820.76 × 2,391.48
  4. Step 4: Simplify right side
    3,217.08x = 11,528,751.12
  5. Step 5: Solve for x
    x = 11,528,751.12/3,217.08
  6. Step 6: Final answer
    x = 3,583.61

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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.