Home / 3,500.38-5,249.85-1,650.70

Finding the Fourth Proportional to 3,500.38, 5,249.85 and 1,650.70

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Solution

The fourth proportional to 3,500.38, 5,249.85 and 1,650.70 is: 2,475.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.38 : 5,249.85 = 1,650.70 : x
  2. Step 2: Convert to fraction form
    3,500.38/5,249.85 = 1,650.70/x
  3. Step 3: Cross multiply
    3,500.38x = 5,249.85 × 1,650.70
  4. Step 4: Simplify right side
    3,500.38x = 8,665,927.40
  5. Step 5: Solve for x
    x = 8,665,927.40/3,500.38
  6. Step 6: Final answer
    x = 2,475.71

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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.