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Finding the Fourth Proportional to 6,844.92, 9,446.40 and 4,013.88

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Solution

The fourth proportional to 6,844.92, 9,446.40 and 4,013.88 is: 5,539.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,844.92 : 9,446.40 = 4,013.88 : x
  2. Step 2: Convert to fraction form
    6,844.92/9,446.40 = 4,013.88/x
  3. Step 3: Cross multiply
    6,844.92x = 9,446.40 × 4,013.88
  4. Step 4: Simplify right side
    6,844.92x = 37,916,716.03
  5. Step 5: Solve for x
    x = 37,916,716.03/6,844.92
  6. Step 6: Final answer
    x = 5,539.40

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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.