Home / 3,626.54-5,439.95-1,161.46

Finding the Fourth Proportional to 3,626.54, 5,439.95 and 1,161.46

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Solution

The fourth proportional to 3,626.54, 5,439.95 and 1,161.46 is: 1,742.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626.54 : 5,439.95 = 1,161.46 : x
  2. Step 2: Convert to fraction form
    3,626.54/5,439.95 = 1,161.46/x
  3. Step 3: Cross multiply
    3,626.54x = 5,439.95 × 1,161.46
  4. Step 4: Simplify right side
    3,626.54x = 6,318,284.33
  5. Step 5: Solve for x
    x = 6,318,284.33/3,626.54
  6. Step 6: Final answer
    x = 1,742.23

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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.