Home / 6,213.98-9,321.32-2,516.12

Finding the Fourth Proportional to 6,213.98, 9,321.32 and 2,516.12

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Solution

The fourth proportional to 6,213.98, 9,321.32 and 2,516.12 is: 3,774.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,213.98 : 9,321.32 = 2,516.12 : x
  2. Step 2: Convert to fraction form
    6,213.98/9,321.32 = 2,516.12/x
  3. Step 3: Cross multiply
    6,213.98x = 9,321.32 × 2,516.12
  4. Step 4: Simplify right side
    6,213.98x = 23,453,559.68
  5. Step 5: Solve for x
    x = 23,453,559.68/6,213.98
  6. Step 6: Final answer
    x = 3,774.32

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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.