Home / 3,589.68-4,957.32-2,851.44

Finding the Fourth Proportional to 3,589.68, 4,957.32 and 2,851.44

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Solution

The fourth proportional to 3,589.68, 4,957.32 and 2,851.44 is: 3,937.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,589.68 : 4,957.32 = 2,851.44 : x
  2. Step 2: Convert to fraction form
    3,589.68/4,957.32 = 2,851.44/x
  3. Step 3: Cross multiply
    3,589.68x = 4,957.32 × 2,851.44
  4. Step 4: Simplify right side
    3,589.68x = 14,135,500.54
  5. Step 5: Solve for x
    x = 14,135,500.54/3,589.68
  6. Step 6: Final answer
    x = 3,937.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.