Home / 3,622.28-5,433.56-1,282.53

Finding the Fourth Proportional to 3,622.28, 5,433.56 and 1,282.53

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Solution

The fourth proportional to 3,622.28, 5,433.56 and 1,282.53 is: 1,923.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.28 : 5,433.56 = 1,282.53 : x
  2. Step 2: Convert to fraction form
    3,622.28/5,433.56 = 1,282.53/x
  3. Step 3: Cross multiply
    3,622.28x = 5,433.56 × 1,282.53
  4. Step 4: Simplify right side
    3,622.28x = 6,968,722.48
  5. Step 5: Solve for x
    x = 6,968,722.48/3,622.28
  6. Step 6: Final answer
    x = 1,923.85

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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.