Home / 4,819.64-6,656.56-3,245

Finding the Fourth Proportional to 4,819.64, 6,656.56 and 3,245

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Solution

The fourth proportional to 4,819.64, 6,656.56 and 3,245 is: 4,481.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.64 : 6,656.56 = 3,245 : x
  2. Step 2: Convert to fraction form
    4,819.64/6,656.56 = 3,245/x
  3. Step 3: Cross multiply
    4,819.64x = 6,656.56 × 3,245
  4. Step 4: Simplify right side
    4,819.64x = 21,600,537.20
  5. Step 5: Solve for x
    x = 21,600,537.20/4,819.64
  6. Step 6: Final answer
    x = 4,481.77

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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.