Home / 3,745.75-5,590.14-3,330.58

Finding the Fourth Proportional to 3,745.75, 5,590.14 and 3,330.58

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Solution

The fourth proportional to 3,745.75, 5,590.14 and 3,330.58 is: 4,970.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745.75 : 5,590.14 = 3,330.58 : x
  2. Step 2: Convert to fraction form
    3,745.75/5,590.14 = 3,330.58/x
  3. Step 3: Cross multiply
    3,745.75x = 5,590.14 × 3,330.58
  4. Step 4: Simplify right side
    3,745.75x = 18,618,380.53
  5. Step 5: Solve for x
    x = 18,618,380.53/3,745.75
  6. Step 6: Final answer
    x = 4,970.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.