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Finding the Fourth Proportional to 5,773.88, 8,661.73 and 1,877.38

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Solution

The fourth proportional to 5,773.88, 8,661.73 and 1,877.38 is: 2,816.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,773.88 : 8,661.73 = 1,877.38 : x
  2. Step 2: Convert to fraction form
    5,773.88/8,661.73 = 1,877.38/x
  3. Step 3: Cross multiply
    5,773.88x = 8,661.73 × 1,877.38
  4. Step 4: Simplify right side
    5,773.88x = 16,261,315.36
  5. Step 5: Solve for x
    x = 16,261,315.36/5,773.88
  6. Step 6: Final answer
    x = 2,816.36

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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.