Home / 4,887.21-6,744.33-2,791.34

Finding the Fourth Proportional to 4,887.21, 6,744.33 and 2,791.34

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Solution

The fourth proportional to 4,887.21, 6,744.33 and 2,791.34 is: 3,852.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.21 : 6,744.33 = 2,791.34 : x
  2. Step 2: Convert to fraction form
    4,887.21/6,744.33 = 2,791.34/x
  3. Step 3: Cross multiply
    4,887.21x = 6,744.33 × 2,791.34
  4. Step 4: Simplify right side
    4,887.21x = 18,825,684.38
  5. Step 5: Solve for x
    x = 18,825,684.38/4,887.21
  6. Step 6: Final answer
    x = 3,852.03

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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.