Home / 11,770.24-16,242.60-6,734.68

Finding the Fourth Proportional to 11,770.24, 16,242.60 and 6,734.68

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Solution

The fourth proportional to 11,770.24, 16,242.60 and 6,734.68 is: 9,293.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,770.24 : 16,242.60 = 6,734.68 : x
  2. Step 2: Convert to fraction form
    11,770.24/16,242.60 = 6,734.68/x
  3. Step 3: Cross multiply
    11,770.24x = 16,242.60 × 6,734.68
  4. Step 4: Simplify right side
    11,770.24x = 109,388,713.37
  5. Step 5: Solve for x
    x = 109,388,713.37/11,770.24
  6. Step 6: Final answer
    x = 9,293.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.