Home / 3,227.46-4,452.42-1,900.53

Finding the Fourth Proportional to 3,227.46, 4,452.42 and 1,900.53

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Solution

The fourth proportional to 3,227.46, 4,452.42 and 1,900.53 is: 2,621.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227.46 : 4,452.42 = 1,900.53 : x
  2. Step 2: Convert to fraction form
    3,227.46/4,452.42 = 1,900.53/x
  3. Step 3: Cross multiply
    3,227.46x = 4,452.42 × 1,900.53
  4. Step 4: Simplify right side
    3,227.46x = 8,461,954.22
  5. Step 5: Solve for x
    x = 8,461,954.22/3,227.46
  6. Step 6: Final answer
    x = 2,621.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.