Home / 5,092.76-7,027.94-2,854.63

Finding the Fourth Proportional to 5,092.76, 7,027.94 and 2,854.63

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Solution

The fourth proportional to 5,092.76, 7,027.94 and 2,854.63 is: 3,939.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,092.76 : 7,027.94 = 2,854.63 : x
  2. Step 2: Convert to fraction form
    5,092.76/7,027.94 = 2,854.63/x
  3. Step 3: Cross multiply
    5,092.76x = 7,027.94 × 2,854.63
  4. Step 4: Simplify right side
    5,092.76x = 20,062,157.93
  5. Step 5: Solve for x
    x = 20,062,157.93/5,092.76
  6. Step 6: Final answer
    x = 3,939.35

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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.