Home / 9,291.92-13,919.72-6,162.62

Finding the Fourth Proportional to 9,291.92, 13,919.72 and 6,162.62

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Solution

The fourth proportional to 9,291.92, 13,919.72 and 6,162.62 is: 9,231.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,291.92 : 13,919.72 = 6,162.62 : x
  2. Step 2: Convert to fraction form
    9,291.92/13,919.72 = 6,162.62/x
  3. Step 3: Cross multiply
    9,291.92x = 13,919.72 × 6,162.62
  4. Step 4: Simplify right side
    9,291.92x = 85,781,944.87
  5. Step 5: Solve for x
    x = 85,781,944.87/9,291.92
  6. Step 6: Final answer
    x = 9,231.89

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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.