Home / 3,497.48-5,249.34-3,126.68

Finding the Fourth Proportional to 3,497.48, 5,249.34 and 3,126.68

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Solution

The fourth proportional to 3,497.48, 5,249.34 and 3,126.68 is: 4,692.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,497.48 : 5,249.34 = 3,126.68 : x
  2. Step 2: Convert to fraction form
    3,497.48/5,249.34 = 3,126.68/x
  3. Step 3: Cross multiply
    3,497.48x = 5,249.34 × 3,126.68
  4. Step 4: Simplify right side
    3,497.48x = 16,413,006.39
  5. Step 5: Solve for x
    x = 16,413,006.39/3,497.48
  6. Step 6: Final answer
    x = 4,692.81

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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.