Home / 9,717.09-13,408.20-5,467.56

Finding the Fourth Proportional to 9,717.09, 13,408.20 and 5,467.56

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Solution

The fourth proportional to 9,717.09, 13,408.20 and 5,467.56 is: 7,544.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,717.09 : 13,408.20 = 5,467.56 : x
  2. Step 2: Convert to fraction form
    9,717.09/13,408.20 = 5,467.56/x
  3. Step 3: Cross multiply
    9,717.09x = 13,408.20 × 5,467.56
  4. Step 4: Simplify right side
    9,717.09x = 73,310,137.99
  5. Step 5: Solve for x
    x = 73,310,137.99/9,717.09
  6. Step 6: Final answer
    x = 7,544.45

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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.