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Finding the Fourth Proportional to 7,604.68, 11,406.88 and 3,904.73

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Solution

The fourth proportional to 7,604.68, 11,406.88 and 3,904.73 is: 5,857.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,604.68 : 11,406.88 = 3,904.73 : x
  2. Step 2: Convert to fraction form
    7,604.68/11,406.88 = 3,904.73/x
  3. Step 3: Cross multiply
    7,604.68x = 11,406.88 × 3,904.73
  4. Step 4: Simplify right side
    7,604.68x = 44,540,776.78
  5. Step 5: Solve for x
    x = 44,540,776.78/7,604.68
  6. Step 6: Final answer
    x = 5,857.03

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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.