Home / 6,773.12-10,159.56-2,156

Finding the Fourth Proportional to 6,773.12, 10,159.56 and 2,156

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Solution

The fourth proportional to 6,773.12, 10,159.56 and 2,156 is: 3,233.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,773.12 : 10,159.56 = 2,156 : x
  2. Step 2: Convert to fraction form
    6,773.12/10,159.56 = 2,156/x
  3. Step 3: Cross multiply
    6,773.12x = 10,159.56 × 2,156
  4. Step 4: Simplify right side
    6,773.12x = 21,904,011.36
  5. Step 5: Solve for x
    x = 21,904,011.36/6,773.12
  6. Step 6: Final answer
    x = 3,233.96

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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.