Home / 3,740.33-5,161.29-2,168.25

Finding the Fourth Proportional to 3,740.33, 5,161.29 and 2,168.25

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Solution

The fourth proportional to 3,740.33, 5,161.29 and 2,168.25 is: 2,991.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.33 : 5,161.29 = 2,168.25 : x
  2. Step 2: Convert to fraction form
    3,740.33/5,161.29 = 2,168.25/x
  3. Step 3: Cross multiply
    3,740.33x = 5,161.29 × 2,168.25
  4. Step 4: Simplify right side
    3,740.33x = 11,190,967.04
  5. Step 5: Solve for x
    x = 11,190,967.04/3,740.33
  6. Step 6: Final answer
    x = 2,991.98

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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.