Home / 4,161.54-6,242.22-1,969.14

Finding the Fourth Proportional to 4,161.54, 6,242.22 and 1,969.14

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Solution

The fourth proportional to 4,161.54, 6,242.22 and 1,969.14 is: 2,953.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,161.54 : 6,242.22 = 1,969.14 : x
  2. Step 2: Convert to fraction form
    4,161.54/6,242.22 = 1,969.14/x
  3. Step 3: Cross multiply
    4,161.54x = 6,242.22 × 1,969.14
  4. Step 4: Simplify right side
    4,161.54x = 12,291,805.09
  5. Step 5: Solve for x
    x = 12,291,805.09/4,161.54
  6. Step 6: Final answer
    x = 2,953.67

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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.