Home / 9,192.88-13,789.49-2,619.24

Finding the Fourth Proportional to 9,192.88, 13,789.49 and 2,619.24

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Solution

The fourth proportional to 9,192.88, 13,789.49 and 2,619.24 is: 3,928.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,192.88 : 13,789.49 = 2,619.24 : x
  2. Step 2: Convert to fraction form
    9,192.88/13,789.49 = 2,619.24/x
  3. Step 3: Cross multiply
    9,192.88x = 13,789.49 × 2,619.24
  4. Step 4: Simplify right side
    9,192.88x = 36,117,983.79
  5. Step 5: Solve for x
    x = 36,117,983.79/9,192.88
  6. Step 6: Final answer
    x = 3,928.91

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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.