Home / 11,181.74-16,775.03-3,391.14

Finding the Fourth Proportional to 11,181.74, 16,775.03 and 3,391.14

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Solution

The fourth proportional to 11,181.74, 16,775.03 and 3,391.14 is: 5,087.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,181.74 : 16,775.03 = 3,391.14 : x
  2. Step 2: Convert to fraction form
    11,181.74/16,775.03 = 3,391.14/x
  3. Step 3: Cross multiply
    11,181.74x = 16,775.03 × 3,391.14
  4. Step 4: Simplify right side
    11,181.74x = 56,886,475.23
  5. Step 5: Solve for x
    x = 56,886,475.23/11,181.74
  6. Step 6: Final answer
    x = 5,087.44

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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.