Home / 5,054.44-7,578.27-1,765.75

Finding the Fourth Proportional to 5,054.44, 7,578.27 and 1,765.75

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Solution

The fourth proportional to 5,054.44, 7,578.27 and 1,765.75 is: 2,647.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,054.44 : 7,578.27 = 1,765.75 : x
  2. Step 2: Convert to fraction form
    5,054.44/7,578.27 = 1,765.75/x
  3. Step 3: Cross multiply
    5,054.44x = 7,578.27 × 1,765.75
  4. Step 4: Simplify right side
    5,054.44x = 13,381,330.25
  5. Step 5: Solve for x
    x = 13,381,330.25/5,054.44
  6. Step 6: Final answer
    x = 2,647.44

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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.