Home / 10,239.26-14,141.26-7,997.76

Finding the Fourth Proportional to 10,239.26, 14,141.26 and 7,997.76

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Solution

The fourth proportional to 10,239.26, 14,141.26 and 7,997.76 is: 11,045.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,239.26 : 14,141.26 = 7,997.76 : x
  2. Step 2: Convert to fraction form
    10,239.26/14,141.26 = 7,997.76/x
  3. Step 3: Cross multiply
    10,239.26x = 14,141.26 × 7,997.76
  4. Step 4: Simplify right side
    10,239.26x = 113,098,366.67
  5. Step 5: Solve for x
    x = 113,098,366.67/10,239.26
  6. Step 6: Final answer
    x = 11,045.56

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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.