Home / 3,639.87-5,025.37-2,297.36

Finding the Fourth Proportional to 3,639.87, 5,025.37 and 2,297.36

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Solution

The fourth proportional to 3,639.87, 5,025.37 and 2,297.36 is: 3,171.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639.87 : 5,025.37 = 2,297.36 : x
  2. Step 2: Convert to fraction form
    3,639.87/5,025.37 = 2,297.36/x
  3. Step 3: Cross multiply
    3,639.87x = 5,025.37 × 2,297.36
  4. Step 4: Simplify right side
    3,639.87x = 11,545,084.02
  5. Step 5: Solve for x
    x = 11,545,084.02/3,639.87
  6. Step 6: Final answer
    x = 3,171.84

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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.