Home / 4,936.47-7,404.51-1,238.73

Finding the Fourth Proportional to 4,936.47, 7,404.51 and 1,238.73

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Solution

The fourth proportional to 4,936.47, 7,404.51 and 1,238.73 is: 1,858.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,936.47 : 7,404.51 = 1,238.73 : x
  2. Step 2: Convert to fraction form
    4,936.47/7,404.51 = 1,238.73/x
  3. Step 3: Cross multiply
    4,936.47x = 7,404.51 × 1,238.73
  4. Step 4: Simplify right side
    4,936.47x = 9,172,188.67
  5. Step 5: Solve for x
    x = 9,172,188.67/4,936.47
  6. Step 6: Final answer
    x = 1,858.05

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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.