Home / 4,936.58-7,404.71-1,238.85

Finding the Fourth Proportional to 4,936.58, 7,404.71 and 1,238.85

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Solution

The fourth proportional to 4,936.58, 7,404.71 and 1,238.85 is: 1,858.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,936.58 : 7,404.71 = 1,238.85 : x
  2. Step 2: Convert to fraction form
    4,936.58/7,404.71 = 1,238.85/x
  3. Step 3: Cross multiply
    4,936.58x = 7,404.71 × 1,238.85
  4. Step 4: Simplify right side
    4,936.58x = 9,173,318.79
  5. Step 5: Solve for x
    x = 9,173,318.79/4,936.58
  6. Step 6: Final answer
    x = 1,858.24

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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.