Home / 6,216.19-9,324.28-2,112.19

Finding the Fourth Proportional to 6,216.19, 9,324.28 and 2,112.19

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Solution

The fourth proportional to 6,216.19, 9,324.28 and 2,112.19 is: 3,168.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,216.19 : 9,324.28 = 2,112.19 : x
  2. Step 2: Convert to fraction form
    6,216.19/9,324.28 = 2,112.19/x
  3. Step 3: Cross multiply
    6,216.19x = 9,324.28 × 2,112.19
  4. Step 4: Simplify right side
    6,216.19x = 19,694,630.30
  5. Step 5: Solve for x
    x = 19,694,630.30/6,216.19
  6. Step 6: Final answer
    x = 3,168.28

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Double scale
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Similar ratio
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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.