Home / 4,245.90-5,862.18-3,249.38

Finding the Fourth Proportional to 4,245.90, 5,862.18 and 3,249.38

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Solution

The fourth proportional to 4,245.90, 5,862.18 and 3,249.38 is: 4,486.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,245.90 : 5,862.18 = 3,249.38 : x
  2. Step 2: Convert to fraction form
    4,245.90/5,862.18 = 3,249.38/x
  3. Step 3: Cross multiply
    4,245.90x = 5,862.18 × 3,249.38
  4. Step 4: Simplify right side
    4,245.90x = 19,048,450.45
  5. Step 5: Solve for x
    x = 19,048,450.45/4,245.90
  6. Step 6: Final answer
    x = 4,486.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.