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Finding the Fourth Proportional to 2,832.06, 4,248.81 and 884.28

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Solution

The fourth proportional to 2,832.06, 4,248.81 and 884.28 is: 1,326.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832.06 : 4,248.81 = 884.28 : x
  2. Step 2: Convert to fraction form
    2,832.06/4,248.81 = 884.28/x
  3. Step 3: Cross multiply
    2,832.06x = 4,248.81 × 884.28
  4. Step 4: Simplify right side
    2,832.06x = 3,757,112.04
  5. Step 5: Solve for x
    x = 3,757,112.04/2,832.06
  6. Step 6: Final answer
    x = 1,326.64

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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.