Home / 3,841.41-5,300.85-2,162.49

Finding the Fourth Proportional to 3,841.41, 5,300.85 and 2,162.49

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Solution

The fourth proportional to 3,841.41, 5,300.85 and 2,162.49 is: 2,984.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,841.41 : 5,300.85 = 2,162.49 : x
  2. Step 2: Convert to fraction form
    3,841.41/5,300.85 = 2,162.49/x
  3. Step 3: Cross multiply
    3,841.41x = 5,300.85 × 2,162.49
  4. Step 4: Simplify right side
    3,841.41x = 11,463,007.13
  5. Step 5: Solve for x
    x = 11,463,007.13/3,841.41
  6. Step 6: Final answer
    x = 2,984.06

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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.