Home / 2,486.05-3,728.99-1,004.85

Finding the Fourth Proportional to 2,486.05, 3,728.99 and 1,004.85

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Solution

The fourth proportional to 2,486.05, 3,728.99 and 1,004.85 is: 1,507.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486.05 : 3,728.99 = 1,004.85 : x
  2. Step 2: Convert to fraction form
    2,486.05/3,728.99 = 1,004.85/x
  3. Step 3: Cross multiply
    2,486.05x = 3,728.99 × 1,004.85
  4. Step 4: Simplify right side
    2,486.05x = 3,747,078.11
  5. Step 5: Solve for x
    x = 3,747,078.11/2,486.05
  6. Step 6: Final answer
    x = 1,507.24

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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.