Home / 9,213.45-13,820.17-3,366.87

Finding the Fourth Proportional to 9,213.45, 13,820.17 and 3,366.87

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Solution

The fourth proportional to 9,213.45, 13,820.17 and 3,366.87 is: 5,050.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,213.45 : 13,820.17 = 3,366.87 : x
  2. Step 2: Convert to fraction form
    9,213.45/13,820.17 = 3,366.87/x
  3. Step 3: Cross multiply
    9,213.45x = 13,820.17 × 3,366.87
  4. Step 4: Simplify right side
    9,213.45x = 46,530,646.67
  5. Step 5: Solve for x
    x = 46,530,646.67/9,213.45
  6. Step 6: Final answer
    x = 5,050.30

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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.