Home / 11,181.07-16,770.57-3,784.67

Finding the Fourth Proportional to 11,181.07, 16,770.57 and 3,784.67

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Solution

The fourth proportional to 11,181.07, 16,770.57 and 3,784.67 is: 5,676.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,181.07 : 16,770.57 = 3,784.67 : x
  2. Step 2: Convert to fraction form
    11,181.07/16,770.57 = 3,784.67/x
  3. Step 3: Cross multiply
    11,181.07x = 16,770.57 × 3,784.67
  4. Step 4: Simplify right side
    11,181.07x = 63,471,132.34
  5. Step 5: Solve for x
    x = 63,471,132.34/11,181.07
  6. Step 6: Final answer
    x = 5,676.66

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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.