Home / 3,451.56-5,174.40-1,373.03

Finding the Fourth Proportional to 3,451.56, 5,174.40 and 1,373.03

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Solution

The fourth proportional to 3,451.56, 5,174.40 and 1,373.03 is: 2,058.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.56 : 5,174.40 = 1,373.03 : x
  2. Step 2: Convert to fraction form
    3,451.56/5,174.40 = 1,373.03/x
  3. Step 3: Cross multiply
    3,451.56x = 5,174.40 × 1,373.03
  4. Step 4: Simplify right side
    3,451.56x = 7,104,580.56
  5. Step 5: Solve for x
    x = 7,104,580.56/3,451.56
  6. Step 6: Final answer
    x = 2,058.37

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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.