Home / 5,170.03-7,756.26-1,472.31

Finding the Fourth Proportional to 5,170.03, 7,756.26 and 1,472.31

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Solution

The fourth proportional to 5,170.03, 7,756.26 and 1,472.31 is: 2,208.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,170.03 : 7,756.26 = 1,472.31 : x
  2. Step 2: Convert to fraction form
    5,170.03/7,756.26 = 1,472.31/x
  3. Step 3: Cross multiply
    5,170.03x = 7,756.26 × 1,472.31
  4. Step 4: Simplify right side
    5,170.03x = 11,419,613.64
  5. Step 5: Solve for x
    x = 11,419,613.64/5,170.03
  6. Step 6: Final answer
    x = 2,208.81

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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.