Home / 7,965.07-11,936.28-5,868.59

Finding the Fourth Proportional to 7,965.07, 11,936.28 and 5,868.59

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Solution

The fourth proportional to 7,965.07, 11,936.28 and 5,868.59 is: 8,794.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,965.07 : 11,936.28 = 5,868.59 : x
  2. Step 2: Convert to fraction form
    7,965.07/11,936.28 = 5,868.59/x
  3. Step 3: Cross multiply
    7,965.07x = 11,936.28 × 5,868.59
  4. Step 4: Simplify right side
    7,965.07x = 70,049,133.45
  5. Step 5: Solve for x
    x = 70,049,133.45/7,965.07
  6. Step 6: Final answer
    x = 8,794.54

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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.