Home / 10,382.21-14,327.45-5,906.83

Finding the Fourth Proportional to 10,382.21, 14,327.45 and 5,906.83

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Solution

The fourth proportional to 10,382.21, 14,327.45 and 5,906.83 is: 8,151.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,382.21 : 14,327.45 = 5,906.83 : x
  2. Step 2: Convert to fraction form
    10,382.21/14,327.45 = 5,906.83/x
  3. Step 3: Cross multiply
    10,382.21x = 14,327.45 × 5,906.83
  4. Step 4: Simplify right side
    10,382.21x = 84,629,811.48
  5. Step 5: Solve for x
    x = 84,629,811.48/10,382.21
  6. Step 6: Final answer
    x = 8,151.43

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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.