Home / 5,181.96-7,773.30-1,718.04

Finding the Fourth Proportional to 5,181.96, 7,773.30 and 1,718.04

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Solution

The fourth proportional to 5,181.96, 7,773.30 and 1,718.04 is: 2,577.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,181.96 : 7,773.30 = 1,718.04 : x
  2. Step 2: Convert to fraction form
    5,181.96/7,773.30 = 1,718.04/x
  3. Step 3: Cross multiply
    5,181.96x = 7,773.30 × 1,718.04
  4. Step 4: Simplify right side
    5,181.96x = 13,354,840.33
  5. Step 5: Solve for x
    x = 13,354,840.33/5,181.96
  6. Step 6: Final answer
    x = 2,577.18

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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.