Home / 6,158.35-9,231.99-2,261.80

Finding the Fourth Proportional to 6,158.35, 9,231.99 and 2,261.80

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Solution

The fourth proportional to 6,158.35, 9,231.99 and 2,261.80 is: 3,390.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,158.35 : 9,231.99 = 2,261.80 : x
  2. Step 2: Convert to fraction form
    6,158.35/9,231.99 = 2,261.80/x
  3. Step 3: Cross multiply
    6,158.35x = 9,231.99 × 2,261.80
  4. Step 4: Simplify right side
    6,158.35x = 20,880,914.98
  5. Step 5: Solve for x
    x = 20,880,914.98/6,158.35
  6. Step 6: Final answer
    x = 3,390.67

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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.