Home / 11,146.94-16,722.96-3,650.90

Finding the Fourth Proportional to 11,146.94, 16,722.96 and 3,650.90

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Solution

The fourth proportional to 11,146.94, 16,722.96 and 3,650.90 is: 5,477.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,146.94 : 16,722.96 = 3,650.90 : x
  2. Step 2: Convert to fraction form
    11,146.94/16,722.96 = 3,650.90/x
  3. Step 3: Cross multiply
    11,146.94x = 16,722.96 × 3,650.90
  4. Step 4: Simplify right side
    11,146.94x = 61,053,854.66
  5. Step 5: Solve for x
    x = 61,053,854.66/11,146.94
  6. Step 6: Final answer
    x = 5,477.19

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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.