Home / 7,161.44-10,735.67-2,543.36

Finding the Fourth Proportional to 7,161.44, 10,735.67 and 2,543.36

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Solution

The fourth proportional to 7,161.44, 10,735.67 and 2,543.36 is: 3,812.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,161.44 : 10,735.67 = 2,543.36 : x
  2. Step 2: Convert to fraction form
    7,161.44/10,735.67 = 2,543.36/x
  3. Step 3: Cross multiply
    7,161.44x = 10,735.67 × 2,543.36
  4. Step 4: Simplify right side
    7,161.44x = 27,304,607.26
  5. Step 5: Solve for x
    x = 27,304,607.26/7,161.44
  6. Step 6: Final answer
    x = 3,812.73

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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.