Home / 11,006.86-16,500.57-4,076.86

Finding the Fourth Proportional to 11,006.86, 16,500.57 and 4,076.86

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Solution

The fourth proportional to 11,006.86, 16,500.57 and 4,076.86 is: 6,111.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,006.86 : 16,500.57 = 4,076.86 : x
  2. Step 2: Convert to fraction form
    11,006.86/16,500.57 = 4,076.86/x
  3. Step 3: Cross multiply
    11,006.86x = 16,500.57 × 4,076.86
  4. Step 4: Simplify right side
    11,006.86x = 67,270,513.81
  5. Step 5: Solve for x
    x = 67,270,513.81/11,006.86
  6. Step 6: Final answer
    x = 6,111.69

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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.