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Finding the Fourth Proportional to 5,968.79, 8,954.15 and 1,807.82

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Solution

The fourth proportional to 5,968.79, 8,954.15 and 1,807.82 is: 2,712.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,968.79 : 8,954.15 = 1,807.82 : x
  2. Step 2: Convert to fraction form
    5,968.79/8,954.15 = 1,807.82/x
  3. Step 3: Cross multiply
    5,968.79x = 8,954.15 × 1,807.82
  4. Step 4: Simplify right side
    5,968.79x = 16,187,520.62
  5. Step 5: Solve for x
    x = 16,187,520.62/5,968.79
  6. Step 6: Final answer
    x = 2,712.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.