Home / 5,230.36-7,218.66-2,962

Finding the Fourth Proportional to 5,230.36, 7,218.66 and 2,962

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Solution

The fourth proportional to 5,230.36, 7,218.66 and 2,962 is: 4,087.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,230.36 : 7,218.66 = 2,962 : x
  2. Step 2: Convert to fraction form
    5,230.36/7,218.66 = 2,962/x
  3. Step 3: Cross multiply
    5,230.36x = 7,218.66 × 2,962
  4. Step 4: Simplify right side
    5,230.36x = 21,381,670.92
  5. Step 5: Solve for x
    x = 21,381,670.92/5,230.36
  6. Step 6: Final answer
    x = 4,087.99

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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.