Home / 10,845.82-14,956.45-8,163.46

Finding the Fourth Proportional to 10,845.82, 14,956.45 and 8,163.46

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Solution

The fourth proportional to 10,845.82, 14,956.45 and 8,163.46 is: 11,257.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,845.82 : 14,956.45 = 8,163.46 : x
  2. Step 2: Convert to fraction form
    10,845.82/14,956.45 = 8,163.46/x
  3. Step 3: Cross multiply
    10,845.82x = 14,956.45 × 8,163.46
  4. Step 4: Simplify right side
    10,845.82x = 122,096,381.32
  5. Step 5: Solve for x
    x = 122,096,381.32/10,845.82
  6. Step 6: Final answer
    x = 11,257.46

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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.