Home / 8,087.72-11,161.19-4,732.97

Finding the Fourth Proportional to 8,087.72, 11,161.19 and 4,732.97

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Solution

The fourth proportional to 8,087.72, 11,161.19 and 4,732.97 is: 6,531.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087.72 : 11,161.19 = 4,732.97 : x
  2. Step 2: Convert to fraction form
    8,087.72/11,161.19 = 4,732.97/x
  3. Step 3: Cross multiply
    8,087.72x = 11,161.19 × 4,732.97
  4. Step 4: Simplify right side
    8,087.72x = 52,825,533.46
  5. Step 5: Solve for x
    x = 52,825,533.46/8,087.72
  6. Step 6: Final answer
    x = 6,531.58

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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.