Home / 7,329.27-10,993.91-1,782.58

Finding the Fourth Proportional to 7,329.27, 10,993.91 and 1,782.58

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Solution

The fourth proportional to 7,329.27, 10,993.91 and 1,782.58 is: 2,673.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,329.27 : 10,993.91 = 1,782.58 : x
  2. Step 2: Convert to fraction form
    7,329.27/10,993.91 = 1,782.58/x
  3. Step 3: Cross multiply
    7,329.27x = 10,993.91 × 1,782.58
  4. Step 4: Simplify right side
    7,329.27x = 19,597,487.69
  5. Step 5: Solve for x
    x = 19,597,487.69/7,329.27
  6. Step 6: Final answer
    x = 2,673.87

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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.