Home / 3,626.05-5,436.40-1,159.44

Finding the Fourth Proportional to 3,626.05, 5,436.40 and 1,159.44

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Solution

The fourth proportional to 3,626.05, 5,436.40 and 1,159.44 is: 1,738.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626.05 : 5,436.40 = 1,159.44 : x
  2. Step 2: Convert to fraction form
    3,626.05/5,436.40 = 1,159.44/x
  3. Step 3: Cross multiply
    3,626.05x = 5,436.40 × 1,159.44
  4. Step 4: Simplify right side
    3,626.05x = 6,303,179.62
  5. Step 5: Solve for x
    x = 6,303,179.62/3,626.05
  6. Step 6: Final answer
    x = 1,738.31

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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.