Home / 7,850.98-10,832.79-4,447.36

Finding the Fourth Proportional to 7,850.98, 10,832.79 and 4,447.36

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Solution

The fourth proportional to 7,850.98, 10,832.79 and 4,447.36 is: 6,136.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,850.98 : 10,832.79 = 4,447.36 : x
  2. Step 2: Convert to fraction form
    7,850.98/10,832.79 = 4,447.36/x
  3. Step 3: Cross multiply
    7,850.98x = 10,832.79 × 4,447.36
  4. Step 4: Simplify right side
    7,850.98x = 48,177,316.93
  5. Step 5: Solve for x
    x = 48,177,316.93/7,850.98
  6. Step 6: Final answer
    x = 6,136.47

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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.