Home / 3,555.41-5,329.67-1,996.16

Finding the Fourth Proportional to 3,555.41, 5,329.67 and 1,996.16

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Solution

The fourth proportional to 3,555.41, 5,329.67 and 1,996.16 is: 2,992.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.41 : 5,329.67 = 1,996.16 : x
  2. Step 2: Convert to fraction form
    3,555.41/5,329.67 = 1,996.16/x
  3. Step 3: Cross multiply
    3,555.41x = 5,329.67 × 1,996.16
  4. Step 4: Simplify right side
    3,555.41x = 10,638,837.44
  5. Step 5: Solve for x
    x = 10,638,837.44/3,555.41
  6. Step 6: Final answer
    x = 2,992.30

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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.