Home / 8,923.75-13,385.64-2,767.75

Finding the Fourth Proportional to 8,923.75, 13,385.64 and 2,767.75

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Solution

The fourth proportional to 8,923.75, 13,385.64 and 2,767.75 is: 4,151.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,923.75 : 13,385.64 = 2,767.75 : x
  2. Step 2: Convert to fraction form
    8,923.75/13,385.64 = 2,767.75/x
  3. Step 3: Cross multiply
    8,923.75x = 13,385.64 × 2,767.75
  4. Step 4: Simplify right side
    8,923.75x = 37,048,105.11
  5. Step 5: Solve for x
    x = 37,048,105.11/8,923.75
  6. Step 6: Final answer
    x = 4,151.63

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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.