Home / 3,196.44-4,409.82-1,955.16

Finding the Fourth Proportional to 3,196.44, 4,409.82 and 1,955.16

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Solution

The fourth proportional to 3,196.44, 4,409.82 and 1,955.16 is: 2,697.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196.44 : 4,409.82 = 1,955.16 : x
  2. Step 2: Convert to fraction form
    3,196.44/4,409.82 = 1,955.16/x
  3. Step 3: Cross multiply
    3,196.44x = 4,409.82 × 1,955.16
  4. Step 4: Simplify right side
    3,196.44x = 8,621,903.67
  5. Step 5: Solve for x
    x = 8,621,903.67/3,196.44
  6. Step 6: Final answer
    x = 2,697.35

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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.