Home / 5,661.91-8,489.62-2,372.23

Finding the Fourth Proportional to 5,661.91, 8,489.62 and 2,372.23

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Solution

The fourth proportional to 5,661.91, 8,489.62 and 2,372.23 is: 3,556.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,661.91 : 8,489.62 = 2,372.23 : x
  2. Step 2: Convert to fraction form
    5,661.91/8,489.62 = 2,372.23/x
  3. Step 3: Cross multiply
    5,661.91x = 8,489.62 × 2,372.23
  4. Step 4: Simplify right side
    5,661.91x = 20,139,276.94
  5. Step 5: Solve for x
    x = 20,139,276.94/5,661.91
  6. Step 6: Final answer
    x = 3,556.98

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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.