Home / 10,221.23-14,092.26-6,858.71

Finding the Fourth Proportional to 10,221.23, 14,092.26 and 6,858.71

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Solution

The fourth proportional to 10,221.23, 14,092.26 and 6,858.71 is: 9,456.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,221.23 : 14,092.26 = 6,858.71 : x
  2. Step 2: Convert to fraction form
    10,221.23/14,092.26 = 6,858.71/x
  3. Step 3: Cross multiply
    10,221.23x = 14,092.26 × 6,858.71
  4. Step 4: Simplify right side
    10,221.23x = 96,654,654.12
  5. Step 5: Solve for x
    x = 96,654,654.12/10,221.23
  6. Step 6: Final answer
    x = 9,456.27

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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.