Home / 6,608.50-9,904.65-3,974.38

Finding the Fourth Proportional to 6,608.50, 9,904.65 and 3,974.38

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Solution

The fourth proportional to 6,608.50, 9,904.65 and 3,974.38 is: 5,956.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,608.50 : 9,904.65 = 3,974.38 : x
  2. Step 2: Convert to fraction form
    6,608.50/9,904.65 = 3,974.38/x
  3. Step 3: Cross multiply
    6,608.50x = 9,904.65 × 3,974.38
  4. Step 4: Simplify right side
    6,608.50x = 39,364,842.87
  5. Step 5: Solve for x
    x = 39,364,842.87/6,608.50
  6. Step 6: Final answer
    x = 5,956.70

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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.