Home / 10,212.03-14,092.25-6,239.79

Finding the Fourth Proportional to 10,212.03, 14,092.25 and 6,239.79

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Solution

The fourth proportional to 10,212.03, 14,092.25 and 6,239.79 is: 8,610.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,212.03 : 14,092.25 = 6,239.79 : x
  2. Step 2: Convert to fraction form
    10,212.03/14,092.25 = 6,239.79/x
  3. Step 3: Cross multiply
    10,212.03x = 14,092.25 × 6,239.79
  4. Step 4: Simplify right side
    10,212.03x = 87,932,649.43
  5. Step 5: Solve for x
    x = 87,932,649.43/10,212.03
  6. Step 6: Final answer
    x = 8,610.69

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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.