Home / 5,027.81-6,937.92-2,789.69

Finding the Fourth Proportional to 5,027.81, 6,937.92 and 2,789.69

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Solution

The fourth proportional to 5,027.81, 6,937.92 and 2,789.69 is: 3,849.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,027.81 : 6,937.92 = 2,789.69 : x
  2. Step 2: Convert to fraction form
    5,027.81/6,937.92 = 2,789.69/x
  3. Step 3: Cross multiply
    5,027.81x = 6,937.92 × 2,789.69
  4. Step 4: Simplify right side
    5,027.81x = 19,354,646.04
  5. Step 5: Solve for x
    x = 19,354,646.04/5,027.81
  6. Step 6: Final answer
    x = 3,849.52

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.