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Finding the Fourth Proportional to 4,881.57, 6,736.26 and 2,993.15

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Solution

The fourth proportional to 4,881.57, 6,736.26 and 2,993.15 is: 4,130.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881.57 : 6,736.26 = 2,993.15 : x
  2. Step 2: Convert to fraction form
    4,881.57/6,736.26 = 2,993.15/x
  3. Step 3: Cross multiply
    4,881.57x = 6,736.26 × 2,993.15
  4. Step 4: Simplify right side
    4,881.57x = 20,162,664.68
  5. Step 5: Solve for x
    x = 20,162,664.68/4,881.57
  6. Step 6: Final answer
    x = 4,130.37

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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.