Home / 11,163.30-16,733.28-3,765.18

Finding the Fourth Proportional to 11,163.30, 16,733.28 and 3,765.18

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Solution

The fourth proportional to 11,163.30, 16,733.28 and 3,765.18 is: 5,643.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,163.30 : 16,733.28 = 3,765.18 : x
  2. Step 2: Convert to fraction form
    11,163.30/16,733.28 = 3,765.18/x
  3. Step 3: Cross multiply
    11,163.30x = 16,733.28 × 3,765.18
  4. Step 4: Simplify right side
    11,163.30x = 63,003,811.19
  5. Step 5: Solve for x
    x = 63,003,811.19/11,163.30
  6. Step 6: Final answer
    x = 5,643.83

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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.