Home / 5,141.75-7,094.79-3,017.12

Finding the Fourth Proportional to 5,141.75, 7,094.79 and 3,017.12

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Solution

The fourth proportional to 5,141.75, 7,094.79 and 3,017.12 is: 4,163.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,141.75 : 7,094.79 = 3,017.12 : x
  2. Step 2: Convert to fraction form
    5,141.75/7,094.79 = 3,017.12/x
  3. Step 3: Cross multiply
    5,141.75x = 7,094.79 × 3,017.12
  4. Step 4: Simplify right side
    5,141.75x = 21,405,797.33
  5. Step 5: Solve for x
    x = 21,405,797.33/5,141.75
  6. Step 6: Final answer
    x = 4,163.14

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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.