Home / 5,027.93-6,938.44-2,789.76

Finding the Fourth Proportional to 5,027.93, 6,938.44 and 2,789.76

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Solution

The fourth proportional to 5,027.93, 6,938.44 and 2,789.76 is: 3,849.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,027.93 : 6,938.44 = 2,789.76 : x
  2. Step 2: Convert to fraction form
    5,027.93/6,938.44 = 2,789.76/x
  3. Step 3: Cross multiply
    5,027.93x = 6,938.44 × 2,789.76
  4. Step 4: Simplify right side
    5,027.93x = 19,356,585.86
  5. Step 5: Solve for x
    x = 19,356,585.86/5,027.93
  6. Step 6: Final answer
    x = 3,849.81

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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.