Home / 3,198.34-4,795.53-1,248.25

Finding the Fourth Proportional to 3,198.34, 4,795.53 and 1,248.25

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Solution

The fourth proportional to 3,198.34, 4,795.53 and 1,248.25 is: 1,871.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198.34 : 4,795.53 = 1,248.25 : x
  2. Step 2: Convert to fraction form
    3,198.34/4,795.53 = 1,248.25/x
  3. Step 3: Cross multiply
    3,198.34x = 4,795.53 × 1,248.25
  4. Step 4: Simplify right side
    3,198.34x = 5,986,020.32
  5. Step 5: Solve for x
    x = 5,986,020.32/3,198.34
  6. Step 6: Final answer
    x = 1,871.60

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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.