Home / 5,845.86-8,763.77-2,146.19

Finding the Fourth Proportional to 5,845.86, 8,763.77 and 2,146.19

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Solution

The fourth proportional to 5,845.86, 8,763.77 and 2,146.19 is: 3,217.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,845.86 : 8,763.77 = 2,146.19 : x
  2. Step 2: Convert to fraction form
    5,845.86/8,763.77 = 2,146.19/x
  3. Step 3: Cross multiply
    5,845.86x = 8,763.77 × 2,146.19
  4. Step 4: Simplify right side
    5,845.86x = 18,808,660.99
  5. Step 5: Solve for x
    x = 18,808,660.99/5,845.86
  6. Step 6: Final answer
    x = 3,217.43

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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.