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Finding the Fourth Proportional to 4,881.33, 6,736.36 and 2,993.95

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Solution

The fourth proportional to 4,881.33, 6,736.36 and 2,993.95 is: 4,131.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881.33 : 6,736.36 = 2,993.95 : x
  2. Step 2: Convert to fraction form
    4,881.33/6,736.36 = 2,993.95/x
  3. Step 3: Cross multiply
    4,881.33x = 6,736.36 × 2,993.95
  4. Step 4: Simplify right side
    4,881.33x = 20,168,325.02
  5. Step 5: Solve for x
    x = 20,168,325.02/4,881.33
  6. Step 6: Final answer
    x = 4,131.73

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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.