Home / 6,676.62-10,015.74-2,780.52

Finding the Fourth Proportional to 6,676.62, 10,015.74 and 2,780.52

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Solution

The fourth proportional to 6,676.62, 10,015.74 and 2,780.52 is: 4,171.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,676.62 : 10,015.74 = 2,780.52 : x
  2. Step 2: Convert to fraction form
    6,676.62/10,015.74 = 2,780.52/x
  3. Step 3: Cross multiply
    6,676.62x = 10,015.74 × 2,780.52
  4. Step 4: Simplify right side
    6,676.62x = 27,848,965.38
  5. Step 5: Solve for x
    x = 27,848,965.38/6,676.62
  6. Step 6: Final answer
    x = 4,171.12

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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.