Home / 11,758.69-16,227.19-6,454

Finding the Fourth Proportional to 11,758.69, 16,227.19 and 6,454

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Solution

The fourth proportional to 11,758.69, 16,227.19 and 6,454 is: 8,906.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,758.69 : 16,227.19 = 6,454 : x
  2. Step 2: Convert to fraction form
    11,758.69/16,227.19 = 6,454/x
  3. Step 3: Cross multiply
    11,758.69x = 16,227.19 × 6,454
  4. Step 4: Simplify right side
    11,758.69x = 104,730,284.26
  5. Step 5: Solve for x
    x = 104,730,284.26/11,758.69
  6. Step 6: Final answer
    x = 8,906.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.