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Finding the Fourth Proportional to 4,362.73, 6,021.64 and 2,789.91

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Solution

The fourth proportional to 4,362.73, 6,021.64 and 2,789.91 is: 3,850.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,362.73 : 6,021.64 = 2,789.91 : x
  2. Step 2: Convert to fraction form
    4,362.73/6,021.64 = 2,789.91/x
  3. Step 3: Cross multiply
    4,362.73x = 6,021.64 × 2,789.91
  4. Step 4: Simplify right side
    4,362.73x = 16,799,837.14
  5. Step 5: Solve for x
    x = 16,799,837.14/4,362.73
  6. Step 6: Final answer
    x = 3,850.76

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1.5x scale

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.