Home / 7,943.97-11,919.10-3,014.92

Finding the Fourth Proportional to 7,943.97, 11,919.10 and 3,014.92

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Solution

The fourth proportional to 7,943.97, 11,919.10 and 3,014.92 is: 4,523.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,943.97 : 11,919.10 = 3,014.92 : x
  2. Step 2: Convert to fraction form
    7,943.97/11,919.10 = 3,014.92/x
  3. Step 3: Cross multiply
    7,943.97x = 11,919.10 × 3,014.92
  4. Step 4: Simplify right side
    7,943.97x = 35,935,145.99
  5. Step 5: Solve for x
    x = 35,935,145.99/7,943.97
  6. Step 6: Final answer
    x = 4,523.57

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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.