Home / 3,656.08-5,486.55-1,708.44

Finding the Fourth Proportional to 3,656.08, 5,486.55 and 1,708.44

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Solution

The fourth proportional to 3,656.08, 5,486.55 and 1,708.44 is: 2,563.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,656.08 : 5,486.55 = 1,708.44 : x
  2. Step 2: Convert to fraction form
    3,656.08/5,486.55 = 1,708.44/x
  3. Step 3: Cross multiply
    3,656.08x = 5,486.55 × 1,708.44
  4. Step 4: Simplify right side
    3,656.08x = 9,373,414.05
  5. Step 5: Solve for x
    x = 9,373,414.05/3,656.08
  6. Step 6: Final answer
    x = 2,563.79

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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.