Home / 3,622.68-5,436.45-2,325.06

Finding the Fourth Proportional to 3,622.68, 5,436.45 and 2,325.06

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Solution

The fourth proportional to 3,622.68, 5,436.45 and 2,325.06 is: 3,489.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.68 : 5,436.45 = 2,325.06 : x
  2. Step 2: Convert to fraction form
    3,622.68/5,436.45 = 2,325.06/x
  3. Step 3: Cross multiply
    3,622.68x = 5,436.45 × 2,325.06
  4. Step 4: Simplify right side
    3,622.68x = 12,640,072.44
  5. Step 5: Solve for x
    x = 12,640,072.44/3,622.68
  6. Step 6: Final answer
    x = 3,489.15

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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.