Home / 7,900.14-11,846.42-2,351.54

Finding the Fourth Proportional to 7,900.14, 11,846.42 and 2,351.54

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Solution

The fourth proportional to 7,900.14, 11,846.42 and 2,351.54 is: 3,526.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,900.14 : 11,846.42 = 2,351.54 : x
  2. Step 2: Convert to fraction form
    7,900.14/11,846.42 = 2,351.54/x
  3. Step 3: Cross multiply
    7,900.14x = 11,846.42 × 2,351.54
  4. Step 4: Simplify right side
    7,900.14x = 27,857,357.16
  5. Step 5: Solve for x
    x = 27,857,357.16/7,900.14
  6. Step 6: Final answer
    x = 3,526.18

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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.