Home / 8,923.44-12,320.13-5,738.17

Finding the Fourth Proportional to 8,923.44, 12,320.13 and 5,738.17

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Solution

The fourth proportional to 8,923.44, 12,320.13 and 5,738.17 is: 7,922.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,923.44 : 12,320.13 = 5,738.17 : x
  2. Step 2: Convert to fraction form
    8,923.44/12,320.13 = 5,738.17/x
  3. Step 3: Cross multiply
    8,923.44x = 12,320.13 × 5,738.17
  4. Step 4: Simplify right side
    8,923.44x = 70,694,910.07
  5. Step 5: Solve for x
    x = 70,694,910.07/8,923.44
  6. Step 6: Final answer
    x = 7,922.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.