Home / 3,585.12-5,375.58-1,636.26

Finding the Fourth Proportional to 3,585.12, 5,375.58 and 1,636.26

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Solution

The fourth proportional to 3,585.12, 5,375.58 and 1,636.26 is: 2,453.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.12 : 5,375.58 = 1,636.26 : x
  2. Step 2: Convert to fraction form
    3,585.12/5,375.58 = 1,636.26/x
  3. Step 3: Cross multiply
    3,585.12x = 5,375.58 × 1,636.26
  4. Step 4: Simplify right side
    3,585.12x = 8,795,846.53
  5. Step 5: Solve for x
    x = 8,795,846.53/3,585.12
  6. Step 6: Final answer
    x = 2,453.43

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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.