Home / 3,150.87-4,724.16-1,301.43

Finding the Fourth Proportional to 3,150.87, 4,724.16 and 1,301.43

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Solution

The fourth proportional to 3,150.87, 4,724.16 and 1,301.43 is: 1,951.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.87 : 4,724.16 = 1,301.43 : x
  2. Step 2: Convert to fraction form
    3,150.87/4,724.16 = 1,301.43/x
  3. Step 3: Cross multiply
    3,150.87x = 4,724.16 × 1,301.43
  4. Step 4: Simplify right side
    3,150.87x = 6,148,163.55
  5. Step 5: Solve for x
    x = 6,148,163.55/3,150.87
  6. Step 6: Final answer
    x = 1,951.26

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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.