Home / 4,839.85-6,679.43-2,849.41

Finding the Fourth Proportional to 4,839.85, 6,679.43 and 2,849.41

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Solution

The fourth proportional to 4,839.85, 6,679.43 and 2,849.41 is: 3,932.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,839.85 : 6,679.43 = 2,849.41 : x
  2. Step 2: Convert to fraction form
    4,839.85/6,679.43 = 2,849.41/x
  3. Step 3: Cross multiply
    4,839.85x = 6,679.43 × 2,849.41
  4. Step 4: Simplify right side
    4,839.85x = 19,032,434.64
  5. Step 5: Solve for x
    x = 19,032,434.64/4,839.85
  6. Step 6: Final answer
    x = 3,932.44

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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.