Home / 5,816.49-8,026.79-3,163.89

Finding the Fourth Proportional to 5,816.49, 8,026.79 and 3,163.89

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Solution

The fourth proportional to 5,816.49, 8,026.79 and 3,163.89 is: 4,366.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,816.49 : 8,026.79 = 3,163.89 : x
  2. Step 2: Convert to fraction form
    5,816.49/8,026.79 = 3,163.89/x
  3. Step 3: Cross multiply
    5,816.49x = 8,026.79 × 3,163.89
  4. Step 4: Simplify right side
    5,816.49x = 25,395,880.61
  5. Step 5: Solve for x
    x = 25,395,880.61/5,816.49
  6. Step 6: Final answer
    x = 4,366.19

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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.