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Finding the Fourth Proportional to 2,832.32, 4,248.84 and 884.36

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Solution

The fourth proportional to 2,832.32, 4,248.84 and 884.36 is: 1,326.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832.32 : 4,248.84 = 884.36 : x
  2. Step 2: Convert to fraction form
    2,832.32/4,248.84 = 884.36/x
  3. Step 3: Cross multiply
    2,832.32x = 4,248.84 × 884.36
  4. Step 4: Simplify right side
    2,832.32x = 3,757,504.14
  5. Step 5: Solve for x
    x = 3,757,504.14/2,832.32
  6. Step 6: Final answer
    x = 1,326.65

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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.