Home / 9,716.64-13,408.84-5,467.68

Finding the Fourth Proportional to 9,716.64, 13,408.84 and 5,467.68

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Solution

The fourth proportional to 9,716.64, 13,408.84 and 5,467.68 is: 7,545.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,716.64 : 13,408.84 = 5,467.68 : x
  2. Step 2: Convert to fraction form
    9,716.64/13,408.84 = 5,467.68/x
  3. Step 3: Cross multiply
    9,716.64x = 13,408.84 × 5,467.68
  4. Step 4: Simplify right side
    9,716.64x = 73,315,246.29
  5. Step 5: Solve for x
    x = 73,315,246.29/9,716.64
  6. Step 6: Final answer
    x = 7,545.33

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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.