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Finding the Fourth Proportional to 6,676.71, 9,214.55 and 3,844.18

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Solution

The fourth proportional to 6,676.71, 9,214.55 and 3,844.18 is: 5,305.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,676.71 : 9,214.55 = 3,844.18 : x
  2. Step 2: Convert to fraction form
    6,676.71/9,214.55 = 3,844.18/x
  3. Step 3: Cross multiply
    6,676.71x = 9,214.55 × 3,844.18
  4. Step 4: Simplify right side
    6,676.71x = 35,422,388.82
  5. Step 5: Solve for x
    x = 35,422,388.82/6,676.71
  6. Step 6: Final answer
    x = 5,305.37

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.