Home / 11,674.78-17,515.06-3,883.66

Finding the Fourth Proportional to 11,674.78, 17,515.06 and 3,883.66

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Solution

The fourth proportional to 11,674.78, 17,515.06 and 3,883.66 is: 5,826.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,674.78 : 17,515.06 = 3,883.66 : x
  2. Step 2: Convert to fraction form
    11,674.78/17,515.06 = 3,883.66/x
  3. Step 3: Cross multiply
    11,674.78x = 17,515.06 × 3,883.66
  4. Step 4: Simplify right side
    11,674.78x = 68,022,537.92
  5. Step 5: Solve for x
    x = 68,022,537.92/11,674.78
  6. Step 6: Final answer
    x = 5,826.45

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1.5x scale

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.