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Finding the Fourth Proportional to 6,832.15, 9,433.56 and 6,723.20

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Solution

The fourth proportional to 6,832.15, 9,433.56 and 6,723.20 is: 9,283.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,832.15 : 9,433.56 = 6,723.20 : x
  2. Step 2: Convert to fraction form
    6,832.15/9,433.56 = 6,723.20/x
  3. Step 3: Cross multiply
    6,832.15x = 9,433.56 × 6,723.20
  4. Step 4: Simplify right side
    6,832.15x = 63,423,759.39
  5. Step 5: Solve for x
    x = 63,423,759.39/6,832.15
  6. Step 6: Final answer
    x = 9,283.14

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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.