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Finding the Fourth Proportional to 4,405.31, 6,608.06 and 1,773.08

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Solution

The fourth proportional to 4,405.31, 6,608.06 and 1,773.08 is: 2,659.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,405.31 : 6,608.06 = 1,773.08 : x
  2. Step 2: Convert to fraction form
    4,405.31/6,608.06 = 1,773.08/x
  3. Step 3: Cross multiply
    4,405.31x = 6,608.06 × 1,773.08
  4. Step 4: Simplify right side
    4,405.31x = 11,716,577.12
  5. Step 5: Solve for x
    x = 11,716,577.12/4,405.31
  6. Step 6: Final answer
    x = 2,659.65

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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.