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Finding the Fourth Proportional to 5,958.63, 8,223.62 and 4,069.61

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Solution

The fourth proportional to 5,958.63, 8,223.62 and 4,069.61 is: 5,616.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,958.63 : 8,223.62 = 4,069.61 : x
  2. Step 2: Convert to fraction form
    5,958.63/8,223.62 = 4,069.61/x
  3. Step 3: Cross multiply
    5,958.63x = 8,223.62 × 4,069.61
  4. Step 4: Simplify right side
    5,958.63x = 33,466,926.19
  5. Step 5: Solve for x
    x = 33,466,926.19/5,958.63
  6. Step 6: Final answer
    x = 5,616.55

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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.