Home / 3,195.84-4,409.07-2,148.60

Finding the Fourth Proportional to 3,195.84, 4,409.07 and 2,148.60

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Solution

The fourth proportional to 3,195.84, 4,409.07 and 2,148.60 is: 2,964.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.84 : 4,409.07 = 2,148.60 : x
  2. Step 2: Convert to fraction form
    3,195.84/4,409.07 = 2,148.60/x
  3. Step 3: Cross multiply
    3,195.84x = 4,409.07 × 2,148.60
  4. Step 4: Simplify right side
    3,195.84x = 9,473,327.80
  5. Step 5: Solve for x
    x = 9,473,327.80/3,195.84
  6. Step 6: Final answer
    x = 2,964.27

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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.