Home / 12,360.94-17,057.79-7,055.44

Finding the Fourth Proportional to 12,360.94, 17,057.79 and 7,055.44

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Solution

The fourth proportional to 12,360.94, 17,057.79 and 7,055.44 is: 9,736.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,360.94 : 17,057.79 = 7,055.44 : x
  2. Step 2: Convert to fraction form
    12,360.94/17,057.79 = 7,055.44/x
  3. Step 3: Cross multiply
    12,360.94x = 17,057.79 × 7,055.44
  4. Step 4: Simplify right side
    12,360.94x = 120,350,213.88
  5. Step 5: Solve for x
    x = 120,350,213.88/12,360.94
  6. Step 6: Final answer
    x = 9,736.33

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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.