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Finding the Fourth Proportional to 7,015.66, 9,694.42 and 6,007.18

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Solution

The fourth proportional to 7,015.66, 9,694.42 and 6,007.18 is: 8,300.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,015.66 : 9,694.42 = 6,007.18 : x
  2. Step 2: Convert to fraction form
    7,015.66/9,694.42 = 6,007.18/x
  3. Step 3: Cross multiply
    7,015.66x = 9,694.42 × 6,007.18
  4. Step 4: Simplify right side
    7,015.66x = 58,236,125.94
  5. Step 5: Solve for x
    x = 58,236,125.94/7,015.66
  6. Step 6: Final answer
    x = 8,300.88

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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.