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Finding the Fourth Proportional to 11,110.71, 16,658.22 and 5,560.08

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Solution

The fourth proportional to 11,110.71, 16,658.22 and 5,560.08 is: 8,336.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,110.71 : 16,658.22 = 5,560.08 : x
  2. Step 2: Convert to fraction form
    11,110.71/16,658.22 = 5,560.08/x
  3. Step 3: Cross multiply
    11,110.71x = 16,658.22 × 5,560.08
  4. Step 4: Simplify right side
    11,110.71x = 92,621,035.86
  5. Step 5: Solve for x
    x = 92,621,035.86/11,110.71
  6. Step 6: Final answer
    x = 8,336.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.