Home / 10,216.22-14,100.82-6,240.68

Finding the Fourth Proportional to 10,216.22, 14,100.82 and 6,240.68

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Solution

The fourth proportional to 10,216.22, 14,100.82 and 6,240.68 is: 8,613.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,216.22 : 14,100.82 = 6,240.68 : x
  2. Step 2: Convert to fraction form
    10,216.22/14,100.82 = 6,240.68/x
  3. Step 3: Cross multiply
    10,216.22x = 14,100.82 × 6,240.68
  4. Step 4: Simplify right side
    10,216.22x = 87,998,705.36
  5. Step 5: Solve for x
    x = 87,998,705.36/10,216.22
  6. Step 6: Final answer
    x = 8,613.63

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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.