Home / 5,691.03-7,853.38-3,173.23

Finding the Fourth Proportional to 5,691.03, 7,853.38 and 3,173.23

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Solution

The fourth proportional to 5,691.03, 7,853.38 and 3,173.23 is: 4,378.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,691.03 : 7,853.38 = 3,173.23 : x
  2. Step 2: Convert to fraction form
    5,691.03/7,853.38 = 3,173.23/x
  3. Step 3: Cross multiply
    5,691.03x = 7,853.38 × 3,173.23
  4. Step 4: Simplify right side
    5,691.03x = 24,920,581.02
  5. Step 5: Solve for x
    x = 24,920,581.02/5,691.03
  6. Step 6: Final answer
    x = 4,378.92

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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.