Home / 2,960.99-4,086.16-1,634.67

Finding the Fourth Proportional to 2,960.99, 4,086.16 and 1,634.67

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Solution

The fourth proportional to 2,960.99, 4,086.16 and 1,634.67 is: 2,255.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960.99 : 4,086.16 = 1,634.67 : x
  2. Step 2: Convert to fraction form
    2,960.99/4,086.16 = 1,634.67/x
  3. Step 3: Cross multiply
    2,960.99x = 4,086.16 × 1,634.67
  4. Step 4: Simplify right side
    2,960.99x = 6,679,515.63
  5. Step 5: Solve for x
    x = 6,679,515.63/2,960.99
  6. Step 6: Final answer
    x = 2,255.84

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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.