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Finding the Fourth Proportional to 8,035.62, 11,079.47 and 6,914.61

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Solution

The fourth proportional to 8,035.62, 11,079.47 and 6,914.61 is: 9,533.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,035.62 : 11,079.47 = 6,914.61 : x
  2. Step 2: Convert to fraction form
    8,035.62/11,079.47 = 6,914.61/x
  3. Step 3: Cross multiply
    8,035.62x = 11,079.47 × 6,914.61
  4. Step 4: Simplify right side
    8,035.62x = 76,610,283.38
  5. Step 5: Solve for x
    x = 76,610,283.38/8,035.62
  6. Step 6: Final answer
    x = 9,533.83

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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.