Home / 8,924.77-13,389.38-3,378.09

Finding the Fourth Proportional to 8,924.77, 13,389.38 and 3,378.09

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Solution

The fourth proportional to 8,924.77, 13,389.38 and 3,378.09 is: 5,067.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,924.77 : 13,389.38 = 3,378.09 : x
  2. Step 2: Convert to fraction form
    8,924.77/13,389.38 = 3,378.09/x
  3. Step 3: Cross multiply
    8,924.77x = 13,389.38 × 3,378.09
  4. Step 4: Simplify right side
    8,924.77x = 45,230,530.68
  5. Step 5: Solve for x
    x = 45,230,530.68/8,924.77
  6. Step 6: Final answer
    x = 5,067.98

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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.