Home / 9,659.25-14,499.20-4,115.21

Finding the Fourth Proportional to 9,659.25, 14,499.20 and 4,115.21

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Solution

The fourth proportional to 9,659.25, 14,499.20 and 4,115.21 is: 6,177.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,659.25 : 14,499.20 = 4,115.21 : x
  2. Step 2: Convert to fraction form
    9,659.25/14,499.20 = 4,115.21/x
  3. Step 3: Cross multiply
    9,659.25x = 14,499.20 × 4,115.21
  4. Step 4: Simplify right side
    9,659.25x = 59,667,190.62
  5. Step 5: Solve for x
    x = 59,667,190.62/9,659.25
  6. Step 6: Final answer
    x = 6,177.21

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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.