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Finding the Fourth Proportional to 6,767.54, 9,338.22 and 3,783.08

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Solution

The fourth proportional to 6,767.54, 9,338.22 and 3,783.08 is: 5,220.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,767.54 : 9,338.22 = 3,783.08 : x
  2. Step 2: Convert to fraction form
    6,767.54/9,338.22 = 3,783.08/x
  3. Step 3: Cross multiply
    6,767.54x = 9,338.22 × 3,783.08
  4. Step 4: Simplify right side
    6,767.54x = 35,327,233.32
  5. Step 5: Solve for x
    x = 35,327,233.32/6,767.54
  6. Step 6: Final answer
    x = 5,220.10

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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.