Home / 9,172.63-13,758.96-3,329.24

Finding the Fourth Proportional to 9,172.63, 13,758.96 and 3,329.24

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Solution

The fourth proportional to 9,172.63, 13,758.96 and 3,329.24 is: 4,993.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,172.63 : 13,758.96 = 3,329.24 : x
  2. Step 2: Convert to fraction form
    9,172.63/13,758.96 = 3,329.24/x
  3. Step 3: Cross multiply
    9,172.63x = 13,758.96 × 3,329.24
  4. Step 4: Simplify right side
    9,172.63x = 45,806,879.99
  5. Step 5: Solve for x
    x = 45,806,879.99/9,172.63
  6. Step 6: Final answer
    x = 4,993.87

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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.