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Finding the Fourth Proportional to 6,608.56, 9,916.87 and 2,659.07

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Solution

The fourth proportional to 6,608.56, 9,916.87 and 2,659.07 is: 3,990.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,608.56 : 9,916.87 = 2,659.07 : x
  2. Step 2: Convert to fraction form
    6,608.56/9,916.87 = 2,659.07/x
  3. Step 3: Cross multiply
    6,608.56x = 9,916.87 × 2,659.07
  4. Step 4: Simplify right side
    6,608.56x = 26,369,651.51
  5. Step 5: Solve for x
    x = 26,369,651.51/6,608.56
  6. Step 6: Final answer
    x = 3,990.23

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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.