Home / 3,427.96-5,137.88-1,577.54

Finding the Fourth Proportional to 3,427.96, 5,137.88 and 1,577.54

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Solution

The fourth proportional to 3,427.96, 5,137.88 and 1,577.54 is: 2,364.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427.96 : 5,137.88 = 1,577.54 : x
  2. Step 2: Convert to fraction form
    3,427.96/5,137.88 = 1,577.54/x
  3. Step 3: Cross multiply
    3,427.96x = 5,137.88 × 1,577.54
  4. Step 4: Simplify right side
    3,427.96x = 8,105,211.22
  5. Step 5: Solve for x
    x = 8,105,211.22/3,427.96
  6. Step 6: Final answer
    x = 2,364.44

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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.