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Finding the Fourth Proportional to 6,832.56, 10,248.72 and 2,215.56

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Solution

The fourth proportional to 6,832.56, 10,248.72 and 2,215.56 is: 3,323.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,832.56 : 10,248.72 = 2,215.56 : x
  2. Step 2: Convert to fraction form
    6,832.56/10,248.72 = 2,215.56/x
  3. Step 3: Cross multiply
    6,832.56x = 10,248.72 × 2,215.56
  4. Step 4: Simplify right side
    6,832.56x = 22,706,654.08
  5. Step 5: Solve for x
    x = 22,706,654.08/6,832.56
  6. Step 6: Final answer
    x = 3,323.30

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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.