Home / 3,790.34-5,676-2,399.48

Finding the Fourth Proportional to 3,790.34, 5,676 and 2,399.48

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Solution

The fourth proportional to 3,790.34, 5,676 and 2,399.48 is: 3,593.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.34 : 5,676 = 2,399.48 : x
  2. Step 2: Convert to fraction form
    3,790.34/5,676 = 2,399.48/x
  3. Step 3: Cross multiply
    3,790.34x = 5,676 × 2,399.48
  4. Step 4: Simplify right side
    3,790.34x = 13,619,448.48
  5. Step 5: Solve for x
    x = 13,619,448.48/3,790.34
  6. Step 6: Final answer
    x = 3,593.20

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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.