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Finding the Fourth Proportional to 5,771.71, 8,652.09 and 1,873.38

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Solution

The fourth proportional to 5,771.71, 8,652.09 and 1,873.38 is: 2,808.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,771.71 : 8,652.09 = 1,873.38 : x
  2. Step 2: Convert to fraction form
    5,771.71/8,652.09 = 1,873.38/x
  3. Step 3: Cross multiply
    5,771.71x = 8,652.09 × 1,873.38
  4. Step 4: Simplify right side
    5,771.71x = 16,208,652.36
  5. Step 5: Solve for x
    x = 16,208,652.36/5,771.71
  6. Step 6: Final answer
    x = 2,808.29

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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.