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Finding the Fourth Proportional to 6,376.56, 9,564.76 and 1,759.44

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Solution

The fourth proportional to 6,376.56, 9,564.76 and 1,759.44 is: 2,639.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,376.56 : 9,564.76 = 1,759.44 : x
  2. Step 2: Convert to fraction form
    6,376.56/9,564.76 = 1,759.44/x
  3. Step 3: Cross multiply
    6,376.56x = 9,564.76 × 1,759.44
  4. Step 4: Simplify right side
    6,376.56x = 16,828,621.33
  5. Step 5: Solve for x
    x = 16,828,621.33/6,376.56
  6. Step 6: Final answer
    x = 2,639.14

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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.