Home / 3,449.37-5,172.06-2,355.06

Finding the Fourth Proportional to 3,449.37, 5,172.06 and 2,355.06

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Solution

The fourth proportional to 3,449.37, 5,172.06 and 2,355.06 is: 3,531.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449.37 : 5,172.06 = 2,355.06 : x
  2. Step 2: Convert to fraction form
    3,449.37/5,172.06 = 2,355.06/x
  3. Step 3: Cross multiply
    3,449.37x = 5,172.06 × 2,355.06
  4. Step 4: Simplify right side
    3,449.37x = 12,180,511.62
  5. Step 5: Solve for x
    x = 12,180,511.62/3,449.37
  6. Step 6: Final answer
    x = 3,531.23

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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.