Home / 9,207.32-13,811.88-3,659.42

Finding the Fourth Proportional to 9,207.32, 13,811.88 and 3,659.42

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Solution

The fourth proportional to 9,207.32, 13,811.88 and 3,659.42 is: 5,489.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,207.32 : 13,811.88 = 3,659.42 : x
  2. Step 2: Convert to fraction form
    9,207.32/13,811.88 = 3,659.42/x
  3. Step 3: Cross multiply
    9,207.32x = 13,811.88 × 3,659.42
  4. Step 4: Simplify right side
    9,207.32x = 50,543,469.91
  5. Step 5: Solve for x
    x = 50,543,469.91/9,207.32
  6. Step 6: Final answer
    x = 5,489.49

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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.