Home / 2,968.30-4,453.48-1,119.95

Finding the Fourth Proportional to 2,968.30, 4,453.48 and 1,119.95

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Solution

The fourth proportional to 2,968.30, 4,453.48 and 1,119.95 is: 1,680.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,968.30 : 4,453.48 = 1,119.95 : x
  2. Step 2: Convert to fraction form
    2,968.30/4,453.48 = 1,119.95/x
  3. Step 3: Cross multiply
    2,968.30x = 4,453.48 × 1,119.95
  4. Step 4: Simplify right side
    2,968.30x = 4,987,674.93
  5. Step 5: Solve for x
    x = 4,987,674.93/2,968.30
  6. Step 6: Final answer
    x = 1,680.31

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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.