Home / 6,217.50-9,324.08-2,319.78

Finding the Fourth Proportional to 6,217.50, 9,324.08 and 2,319.78

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Solution

The fourth proportional to 6,217.50, 9,324.08 and 2,319.78 is: 3,478.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,217.50 : 9,324.08 = 2,319.78 : x
  2. Step 2: Convert to fraction form
    6,217.50/9,324.08 = 2,319.78/x
  3. Step 3: Cross multiply
    6,217.50x = 9,324.08 × 2,319.78
  4. Step 4: Simplify right side
    6,217.50x = 21,629,814.30
  5. Step 5: Solve for x
    x = 21,629,814.30/6,217.50
  6. Step 6: Final answer
    x = 3,478.86

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1.5x scale

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.