Home / 4,745.90-7,119.68-1,625.17

Finding the Fourth Proportional to 4,745.90, 7,119.68 and 1,625.17

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Solution

The fourth proportional to 4,745.90, 7,119.68 and 1,625.17 is: 2,438.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,745.90 : 7,119.68 = 1,625.17 : x
  2. Step 2: Convert to fraction form
    4,745.90/7,119.68 = 1,625.17/x
  3. Step 3: Cross multiply
    4,745.90x = 7,119.68 × 1,625.17
  4. Step 4: Simplify right side
    4,745.90x = 11,570,690.35
  5. Step 5: Solve for x
    x = 11,570,690.35/4,745.90
  6. Step 6: Final answer
    x = 2,438.04

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.