Home / 3,791.78-5,229.18-2,598.50

Finding the Fourth Proportional to 3,791.78, 5,229.18 and 2,598.50

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Solution

The fourth proportional to 3,791.78, 5,229.18 and 2,598.50 is: 3,583.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,791.78 : 5,229.18 = 2,598.50 : x
  2. Step 2: Convert to fraction form
    3,791.78/5,229.18 = 2,598.50/x
  3. Step 3: Cross multiply
    3,791.78x = 5,229.18 × 2,598.50
  4. Step 4: Simplify right side
    3,791.78x = 13,587,998.08
  5. Step 5: Solve for x
    x = 13,587,998.08/3,791.78
  6. Step 6: Final answer
    x = 3,583.55

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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.