Home / 11,600.71-16,008.96-6,295.52

Finding the Fourth Proportional to 11,600.71, 16,008.96 and 6,295.52

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Solution

The fourth proportional to 11,600.71, 16,008.96 and 6,295.52 is: 8,687.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,600.71 : 16,008.96 = 6,295.52 : x
  2. Step 2: Convert to fraction form
    11,600.71/16,008.96 = 6,295.52/x
  3. Step 3: Cross multiply
    11,600.71x = 16,008.96 × 6,295.52
  4. Step 4: Simplify right side
    11,600.71x = 100,784,727.86
  5. Step 5: Solve for x
    x = 100,784,727.86/11,600.71
  6. Step 6: Final answer
    x = 8,687.81

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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.