Home / 5,845.41-8,761.23-2,145.24

Finding the Fourth Proportional to 5,845.41, 8,761.23 and 2,145.24

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Solution

The fourth proportional to 5,845.41, 8,761.23 and 2,145.24 is: 3,215.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,845.41 : 8,761.23 = 2,145.24 : x
  2. Step 2: Convert to fraction form
    5,845.41/8,761.23 = 2,145.24/x
  3. Step 3: Cross multiply
    5,845.41x = 8,761.23 × 2,145.24
  4. Step 4: Simplify right side
    5,845.41x = 18,794,941.05
  5. Step 5: Solve for x
    x = 18,794,941.05/5,845.41
  6. Step 6: Final answer
    x = 3,215.33

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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.