Home / 3,635.06-5,452.62-2,169.80

Finding the Fourth Proportional to 3,635.06, 5,452.62 and 2,169.80

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Solution

The fourth proportional to 3,635.06, 5,452.62 and 2,169.80 is: 3,254.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635.06 : 5,452.62 = 2,169.80 : x
  2. Step 2: Convert to fraction form
    3,635.06/5,452.62 = 2,169.80/x
  3. Step 3: Cross multiply
    3,635.06x = 5,452.62 × 2,169.80
  4. Step 4: Simplify right side
    3,635.06x = 11,831,094.88
  5. Step 5: Solve for x
    x = 11,831,094.88/3,635.06
  6. Step 6: Final answer
    x = 3,254.72

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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.