Home / 11,642.87-17,467.25-3,322.91

Finding the Fourth Proportional to 11,642.87, 17,467.25 and 3,322.91

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Solution

The fourth proportional to 11,642.87, 17,467.25 and 3,322.91 is: 4,985.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,642.87 : 17,467.25 = 3,322.91 : x
  2. Step 2: Convert to fraction form
    11,642.87/17,467.25 = 3,322.91/x
  3. Step 3: Cross multiply
    11,642.87x = 17,467.25 × 3,322.91
  4. Step 4: Simplify right side
    11,642.87x = 58,042,099.70
  5. Step 5: Solve for x
    x = 58,042,099.70/11,642.87
  6. Step 6: Final answer
    x = 4,985.21

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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.