Home / 4,887.56-6,744.10-2,791.24

Finding the Fourth Proportional to 4,887.56, 6,744.10 and 2,791.24

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Solution

The fourth proportional to 4,887.56, 6,744.10 and 2,791.24 is: 3,851.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.56 : 6,744.10 = 2,791.24 : x
  2. Step 2: Convert to fraction form
    4,887.56/6,744.10 = 2,791.24/x
  3. Step 3: Cross multiply
    4,887.56x = 6,744.10 × 2,791.24
  4. Step 4: Simplify right side
    4,887.56x = 18,824,401.68
  5. Step 5: Solve for x
    x = 18,824,401.68/4,887.56
  6. Step 6: Final answer
    x = 3,851.49

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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.