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Finding the Fourth Proportional to 5,583.43, 8,376.05 and 1,885.88

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Solution

The fourth proportional to 5,583.43, 8,376.05 and 1,885.88 is: 2,829.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,583.43 : 8,376.05 = 1,885.88 : x
  2. Step 2: Convert to fraction form
    5,583.43/8,376.05 = 1,885.88/x
  3. Step 3: Cross multiply
    5,583.43x = 8,376.05 × 1,885.88
  4. Step 4: Simplify right side
    5,583.43x = 15,796,183.29
  5. Step 5: Solve for x
    x = 15,796,183.29/5,583.43
  6. Step 6: Final answer
    x = 2,829.12

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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.