Home / 5,827.72-8,724.84-4,372.96

Finding the Fourth Proportional to 5,827.72, 8,724.84 and 4,372.96

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Solution

The fourth proportional to 5,827.72, 8,724.84 and 4,372.96 is: 6,546.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,827.72 : 8,724.84 = 4,372.96 : x
  2. Step 2: Convert to fraction form
    5,827.72/8,724.84 = 4,372.96/x
  3. Step 3: Cross multiply
    5,827.72x = 8,724.84 × 4,372.96
  4. Step 4: Simplify right side
    5,827.72x = 38,153,376.33
  5. Step 5: Solve for x
    x = 38,153,376.33/5,827.72
  6. Step 6: Final answer
    x = 6,546.88

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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.