Home / 10,221.06-14,106.36-6,241.33

Finding the Fourth Proportional to 10,221.06, 14,106.36 and 6,241.33

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Solution

The fourth proportional to 10,221.06, 14,106.36 and 6,241.33 is: 8,613.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,221.06 : 14,106.36 = 6,241.33 : x
  2. Step 2: Convert to fraction form
    10,221.06/14,106.36 = 6,241.33/x
  3. Step 3: Cross multiply
    10,221.06x = 14,106.36 × 6,241.33
  4. Step 4: Simplify right side
    10,221.06x = 88,042,447.86
  5. Step 5: Solve for x
    x = 88,042,447.86/10,221.06
  6. Step 6: Final answer
    x = 8,613.83

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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.