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Finding the Fourth Proportional to 4,644.72, 6,967.98 and 1,723.02

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Solution

The fourth proportional to 4,644.72, 6,967.98 and 1,723.02 is: 2,584.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,644.72 : 6,967.98 = 1,723.02 : x
  2. Step 2: Convert to fraction form
    4,644.72/6,967.98 = 1,723.02/x
  3. Step 3: Cross multiply
    4,644.72x = 6,967.98 × 1,723.02
  4. Step 4: Simplify right side
    4,644.72x = 12,005,968.90
  5. Step 5: Solve for x
    x = 12,005,968.90/4,644.72
  6. Step 6: Final answer
    x = 2,584.86

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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.