Home / 3,790.34-5,230.67-2,197.29

Finding the Fourth Proportional to 3,790.34, 5,230.67 and 2,197.29

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Solution

The fourth proportional to 3,790.34, 5,230.67 and 2,197.29 is: 3,032.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.34 : 5,230.67 = 2,197.29 : x
  2. Step 2: Convert to fraction form
    3,790.34/5,230.67 = 2,197.29/x
  3. Step 3: Cross multiply
    3,790.34x = 5,230.67 × 2,197.29
  4. Step 4: Simplify right side
    3,790.34x = 11,493,287.90
  5. Step 5: Solve for x
    x = 11,493,287.90/3,790.34
  6. Step 6: Final answer
    x = 3,032.26

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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.