Home / 5,114.94-7,062.12-3,917.82

Finding the Fourth Proportional to 5,114.94, 7,062.12 and 3,917.82

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Solution

The fourth proportional to 5,114.94, 7,062.12 and 3,917.82 is: 5,409.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,114.94 : 7,062.12 = 3,917.82 : x
  2. Step 2: Convert to fraction form
    5,114.94/7,062.12 = 3,917.82/x
  3. Step 3: Cross multiply
    5,114.94x = 7,062.12 × 3,917.82
  4. Step 4: Simplify right side
    5,114.94x = 27,668,114.98
  5. Step 5: Solve for x
    x = 27,668,114.98/5,114.94
  6. Step 6: Final answer
    x = 5,409.27

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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.