Home / 10,231.17-15,346.74-6,936.09

Finding the Fourth Proportional to 10,231.17, 15,346.74 and 6,936.09

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Solution

The fourth proportional to 10,231.17, 15,346.74 and 6,936.09 is: 10,404.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,231.17 : 15,346.74 = 6,936.09 : x
  2. Step 2: Convert to fraction form
    10,231.17/15,346.74 = 6,936.09/x
  3. Step 3: Cross multiply
    10,231.17x = 15,346.74 × 6,936.09
  4. Step 4: Simplify right side
    10,231.17x = 106,446,369.85
  5. Step 5: Solve for x
    x = 106,446,369.85/10,231.17
  6. Step 6: Final answer
    x = 10,404.12

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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.