Home / 11,202.77-16,806.59-3,411.38

Finding the Fourth Proportional to 11,202.77, 16,806.59 and 3,411.38

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Solution

The fourth proportional to 11,202.77, 16,806.59 and 3,411.38 is: 5,117.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,202.77 : 16,806.59 = 3,411.38 : x
  2. Step 2: Convert to fraction form
    11,202.77/16,806.59 = 3,411.38/x
  3. Step 3: Cross multiply
    11,202.77x = 16,806.59 × 3,411.38
  4. Step 4: Simplify right side
    11,202.77x = 57,333,563.90
  5. Step 5: Solve for x
    x = 57,333,563.90/11,202.77
  6. Step 6: Final answer
    x = 5,117.80

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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.