Home / 11,641.11-17,461.27-3,743.61

Finding the Fourth Proportional to 11,641.11, 17,461.27 and 3,743.61

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Solution

The fourth proportional to 11,641.11, 17,461.27 and 3,743.61 is: 5,615.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,641.11 : 17,461.27 = 3,743.61 : x
  2. Step 2: Convert to fraction form
    11,641.11/17,461.27 = 3,743.61/x
  3. Step 3: Cross multiply
    11,641.11x = 17,461.27 × 3,743.61
  4. Step 4: Simplify right side
    11,641.11x = 65,368,184.98
  5. Step 5: Solve for x
    x = 65,368,184.98/11,641.11
  6. Step 6: Final answer
    x = 5,615.29

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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.