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Finding the Fourth Proportional to 5,912.43, 8,869.11 and 1,752.36

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Solution

The fourth proportional to 5,912.43, 8,869.11 and 1,752.36 is: 2,628.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.43 : 8,869.11 = 1,752.36 : x
  2. Step 2: Convert to fraction form
    5,912.43/8,869.11 = 1,752.36/x
  3. Step 3: Cross multiply
    5,912.43x = 8,869.11 × 1,752.36
  4. Step 4: Simplify right side
    5,912.43x = 15,541,873.60
  5. Step 5: Solve for x
    x = 15,541,873.60/5,912.43
  6. Step 6: Final answer
    x = 2,628.68

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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.