Home / 4,887.16-6,744.72-2,791.96

Finding the Fourth Proportional to 4,887.16, 6,744.72 and 2,791.96

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Solution

The fourth proportional to 4,887.16, 6,744.72 and 2,791.96 is: 3,853.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.16 : 6,744.72 = 2,791.96 : x
  2. Step 2: Convert to fraction form
    4,887.16/6,744.72 = 2,791.96/x
  3. Step 3: Cross multiply
    4,887.16x = 6,744.72 × 2,791.96
  4. Step 4: Simplify right side
    4,887.16x = 18,830,988.45
  5. Step 5: Solve for x
    x = 18,830,988.45/4,887.16
  6. Step 6: Final answer
    x = 3,853.16

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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.