Home / 3,500.87-5,249.77-1,857.04

Finding the Fourth Proportional to 3,500.87, 5,249.77 and 1,857.04

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Solution

The fourth proportional to 3,500.87, 5,249.77 and 1,857.04 is: 2,784.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.87 : 5,249.77 = 1,857.04 : x
  2. Step 2: Convert to fraction form
    3,500.87/5,249.77 = 1,857.04/x
  3. Step 3: Cross multiply
    3,500.87x = 5,249.77 × 1,857.04
  4. Step 4: Simplify right side
    3,500.87x = 9,749,032.88
  5. Step 5: Solve for x
    x = 9,749,032.88/3,500.87
  6. Step 6: Final answer
    x = 2,784.75

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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.