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Finding the Fourth Proportional to 5,975.56, 8,963.34 and 2,687.77

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Solution

The fourth proportional to 5,975.56, 8,963.34 and 2,687.77 is: 4,031.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,975.56 : 8,963.34 = 2,687.77 : x
  2. Step 2: Convert to fraction form
    5,975.56/8,963.34 = 2,687.77/x
  3. Step 3: Cross multiply
    5,975.56x = 8,963.34 × 2,687.77
  4. Step 4: Simplify right side
    5,975.56x = 24,091,412.60
  5. Step 5: Solve for x
    x = 24,091,412.60/5,975.56
  6. Step 6: Final answer
    x = 4,031.66

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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.