Home / 4,791.66-7,186.71-2,453.40

Finding the Fourth Proportional to 4,791.66, 7,186.71 and 2,453.40

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Solution

The fourth proportional to 4,791.66, 7,186.71 and 2,453.40 is: 3,679.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,791.66 : 7,186.71 = 2,453.40 : x
  2. Step 2: Convert to fraction form
    4,791.66/7,186.71 = 2,453.40/x
  3. Step 3: Cross multiply
    4,791.66x = 7,186.71 × 2,453.40
  4. Step 4: Simplify right side
    4,791.66x = 17,631,874.31
  5. Step 5: Solve for x
    x = 17,631,874.31/4,791.66
  6. Step 6: Final answer
    x = 3,679.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.