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Finding the Fourth Proportional to 9,150.10, 13,725.11 and 2,224.62

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Solution

The fourth proportional to 9,150.10, 13,725.11 and 2,224.62 is: 3,336.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,150.10 : 13,725.11 = 2,224.62 : x
  2. Step 2: Convert to fraction form
    9,150.10/13,725.11 = 2,224.62/x
  3. Step 3: Cross multiply
    9,150.10x = 13,725.11 × 2,224.62
  4. Step 4: Simplify right side
    9,150.10x = 30,533,154.21
  5. Step 5: Solve for x
    x = 30,533,154.21/9,150.10
  6. Step 6: Final answer
    x = 3,336.92

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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.