Home / 8,836.72-13,251.44-3,902.82

Finding the Fourth Proportional to 8,836.72, 13,251.44 and 3,902.82

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Solution

The fourth proportional to 8,836.72, 13,251.44 and 3,902.82 is: 5,852.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836.72 : 13,251.44 = 3,902.82 : x
  2. Step 2: Convert to fraction form
    8,836.72/13,251.44 = 3,902.82/x
  3. Step 3: Cross multiply
    8,836.72x = 13,251.44 × 3,902.82
  4. Step 4: Simplify right side
    8,836.72x = 51,717,985.06
  5. Step 5: Solve for x
    x = 51,717,985.06/8,836.72
  6. Step 6: Final answer
    x = 5,852.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.