Home / 3,744.80-5,167.85-2,066.26

Finding the Fourth Proportional to 3,744.80, 5,167.85 and 2,066.26

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Solution

The fourth proportional to 3,744.80, 5,167.85 and 2,066.26 is: 2,851.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,744.80 : 5,167.85 = 2,066.26 : x
  2. Step 2: Convert to fraction form
    3,744.80/5,167.85 = 2,066.26/x
  3. Step 3: Cross multiply
    3,744.80x = 5,167.85 × 2,066.26
  4. Step 4: Simplify right side
    3,744.80x = 10,678,121.74
  5. Step 5: Solve for x
    x = 10,678,121.74/3,744.80
  6. Step 6: Final answer
    x = 2,851.45

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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.