Home / 3,745.42-5,618.12-1,552.95

Finding the Fourth Proportional to 3,745.42, 5,618.12 and 1,552.95

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Solution

The fourth proportional to 3,745.42, 5,618.12 and 1,552.95 is: 2,329.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745.42 : 5,618.12 = 1,552.95 : x
  2. Step 2: Convert to fraction form
    3,745.42/5,618.12 = 1,552.95/x
  3. Step 3: Cross multiply
    3,745.42x = 5,618.12 × 1,552.95
  4. Step 4: Simplify right side
    3,745.42x = 8,724,659.45
  5. Step 5: Solve for x
    x = 8,724,659.45/3,745.42
  6. Step 6: Final answer
    x = 2,329.42

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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.