Home / 11,416.90-17,132.87-4,021.35

Finding the Fourth Proportional to 11,416.90, 17,132.87 and 4,021.35

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Solution

The fourth proportional to 11,416.90, 17,132.87 and 4,021.35 is: 6,034.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,416.90 : 17,132.87 = 4,021.35 : x
  2. Step 2: Convert to fraction form
    11,416.90/17,132.87 = 4,021.35/x
  3. Step 3: Cross multiply
    11,416.90x = 17,132.87 × 4,021.35
  4. Step 4: Simplify right side
    11,416.90x = 68,897,189.96
  5. Step 5: Solve for x
    x = 68,897,189.96/11,416.90
  6. Step 6: Final answer
    x = 6,034.67

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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.