Home / 11,501.92-17,249.28-3,709.12

Finding the Fourth Proportional to 11,501.92, 17,249.28 and 3,709.12

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Solution

The fourth proportional to 11,501.92, 17,249.28 and 3,709.12 is: 5,562.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,501.92 : 17,249.28 = 3,709.12 : x
  2. Step 2: Convert to fraction form
    11,501.92/17,249.28 = 3,709.12/x
  3. Step 3: Cross multiply
    11,501.92x = 17,249.28 × 3,709.12
  4. Step 4: Simplify right side
    11,501.92x = 63,979,649.43
  5. Step 5: Solve for x
    x = 63,979,649.43/11,501.92
  6. Step 6: Final answer
    x = 5,562.52

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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.