Home / 5,117.62-7,676.56-3,827.28

Finding the Fourth Proportional to 5,117.62, 7,676.56 and 3,827.28

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Solution

The fourth proportional to 5,117.62, 7,676.56 and 3,827.28 is: 5,741.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117.62 : 7,676.56 = 3,827.28 : x
  2. Step 2: Convert to fraction form
    5,117.62/7,676.56 = 3,827.28/x
  3. Step 3: Cross multiply
    5,117.62x = 7,676.56 × 3,827.28
  4. Step 4: Simplify right side
    5,117.62x = 29,380,344.56
  5. Step 5: Solve for x
    x = 29,380,344.56/5,117.62
  6. Step 6: Final answer
    x = 5,741.02

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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.