Home / 11,275.24-16,908.69-3,877.66

Finding the Fourth Proportional to 11,275.24, 16,908.69 and 3,877.66

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Solution

The fourth proportional to 11,275.24, 16,908.69 and 3,877.66 is: 5,815.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,275.24 : 16,908.69 = 3,877.66 : x
  2. Step 2: Convert to fraction form
    11,275.24/16,908.69 = 3,877.66/x
  3. Step 3: Cross multiply
    11,275.24x = 16,908.69 × 3,877.66
  4. Step 4: Simplify right side
    11,275.24x = 65,566,150.87
  5. Step 5: Solve for x
    x = 65,566,150.87/11,275.24
  6. Step 6: Final answer
    x = 5,815.06

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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.