Home / 6,609.32-9,906.28-4,861.76

Finding the Fourth Proportional to 6,609.32, 9,906.28 and 4,861.76

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Solution

The fourth proportional to 6,609.32, 9,906.28 and 4,861.76 is: 7,286.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,609.32 : 9,906.28 = 4,861.76 : x
  2. Step 2: Convert to fraction form
    6,609.32/9,906.28 = 4,861.76/x
  3. Step 3: Cross multiply
    6,609.32x = 9,906.28 × 4,861.76
  4. Step 4: Simplify right side
    6,609.32x = 48,161,955.85
  5. Step 5: Solve for x
    x = 48,161,955.85/6,609.32
  6. Step 6: Final answer
    x = 7,286.98

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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.