Home / 3,195.41-4,409.69-1,798.16

Finding the Fourth Proportional to 3,195.41, 4,409.69 and 1,798.16

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Solution

The fourth proportional to 3,195.41, 4,409.69 and 1,798.16 is: 2,481.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.41 : 4,409.69 = 1,798.16 : x
  2. Step 2: Convert to fraction form
    3,195.41/4,409.69 = 1,798.16/x
  3. Step 3: Cross multiply
    3,195.41x = 4,409.69 × 1,798.16
  4. Step 4: Simplify right side
    3,195.41x = 7,929,297.13
  5. Step 5: Solve for x
    x = 7,929,297.13/3,195.41
  6. Step 6: Final answer
    x = 2,481.47

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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.