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Finding the Fourth Proportional to 7,015.37, 9,694.02 and 6,673.68

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Solution

The fourth proportional to 7,015.37, 9,694.02 and 6,673.68 is: 9,221.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,015.37 : 9,694.02 = 6,673.68 : x
  2. Step 2: Convert to fraction form
    7,015.37/9,694.02 = 6,673.68/x
  3. Step 3: Cross multiply
    7,015.37x = 9,694.02 × 6,673.68
  4. Step 4: Simplify right side
    7,015.37x = 64,694,787.39
  5. Step 5: Solve for x
    x = 64,694,787.39/7,015.37
  6. Step 6: Final answer
    x = 9,221.87

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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.