Home / 11,125.09-16,685.51-3,333.91

Finding the Fourth Proportional to 11,125.09, 16,685.51 and 3,333.91

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Solution

The fourth proportional to 11,125.09, 16,685.51 and 3,333.91 is: 5,000.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,125.09 : 16,685.51 = 3,333.91 : x
  2. Step 2: Convert to fraction form
    11,125.09/16,685.51 = 3,333.91/x
  3. Step 3: Cross multiply
    11,125.09x = 16,685.51 × 3,333.91
  4. Step 4: Simplify right side
    11,125.09x = 55,627,916.94
  5. Step 5: Solve for x
    x = 55,627,916.94/11,125.09
  6. Step 6: Final answer
    x = 5,000.22

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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.