Home / 9,112.44-13,669.50-4,181.36

Finding the Fourth Proportional to 9,112.44, 13,669.50 and 4,181.36

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Solution

The fourth proportional to 9,112.44, 13,669.50 and 4,181.36 is: 6,272.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,112.44 : 13,669.50 = 4,181.36 : x
  2. Step 2: Convert to fraction form
    9,112.44/13,669.50 = 4,181.36/x
  3. Step 3: Cross multiply
    9,112.44x = 13,669.50 × 4,181.36
  4. Step 4: Simplify right side
    9,112.44x = 57,157,100.52
  5. Step 5: Solve for x
    x = 57,157,100.52/9,112.44
  6. Step 6: Final answer
    x = 6,272.43

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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.