Home / 11,113.01-16,672.13-3,321.62

Finding the Fourth Proportional to 11,113.01, 16,672.13 and 3,321.62

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Solution

The fourth proportional to 11,113.01, 16,672.13 and 3,321.62 is: 4,983.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,113.01 : 16,672.13 = 3,321.62 : x
  2. Step 2: Convert to fraction form
    11,113.01/16,672.13 = 3,321.62/x
  3. Step 3: Cross multiply
    11,113.01x = 16,672.13 × 3,321.62
  4. Step 4: Simplify right side
    11,113.01x = 55,378,380.48
  5. Step 5: Solve for x
    x = 55,378,380.48/11,113.01
  6. Step 6: Final answer
    x = 4,983.20

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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.