Home / 3,790.22-5,684.51-1,450.13

Finding the Fourth Proportional to 3,790.22, 5,684.51 and 1,450.13

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Solution

The fourth proportional to 3,790.22, 5,684.51 and 1,450.13 is: 2,174.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.22 : 5,684.51 = 1,450.13 : x
  2. Step 2: Convert to fraction form
    3,790.22/5,684.51 = 1,450.13/x
  3. Step 3: Cross multiply
    3,790.22x = 5,684.51 × 1,450.13
  4. Step 4: Simplify right side
    3,790.22x = 8,243,253.69
  5. Step 5: Solve for x
    x = 8,243,253.69/3,790.22
  6. Step 6: Final answer
    x = 2,174.88

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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.