Home / 4,745.68-7,118.52-1,625.73

Finding the Fourth Proportional to 4,745.68, 7,118.52 and 1,625.73

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Solution

The fourth proportional to 4,745.68, 7,118.52 and 1,625.73 is: 2,438.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,745.68 : 7,118.52 = 1,625.73 : x
  2. Step 2: Convert to fraction form
    4,745.68/7,118.52 = 1,625.73/x
  3. Step 3: Cross multiply
    4,745.68x = 7,118.52 × 1,625.73
  4. Step 4: Simplify right side
    4,745.68x = 11,572,791.52
  5. Step 5: Solve for x
    x = 11,572,791.52/4,745.68
  6. Step 6: Final answer
    x = 2,438.60

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1.5x scale

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.