Home / 3,195.94-4,410.40-1,798.72

Finding the Fourth Proportional to 3,195.94, 4,410.40 and 1,798.72

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Solution

The fourth proportional to 3,195.94, 4,410.40 and 1,798.72 is: 2,482.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.94 : 4,410.40 = 1,798.72 : x
  2. Step 2: Convert to fraction form
    3,195.94/4,410.40 = 1,798.72/x
  3. Step 3: Cross multiply
    3,195.94x = 4,410.40 × 1,798.72
  4. Step 4: Simplify right side
    3,195.94x = 7,933,065.69
  5. Step 5: Solve for x
    x = 7,933,065.69/3,195.94
  6. Step 6: Final answer
    x = 2,482.23

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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.