Home / 3,577.43-5,366.98-1,112.12

Finding the Fourth Proportional to 3,577.43, 5,366.98 and 1,112.12

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Solution

The fourth proportional to 3,577.43, 5,366.98 and 1,112.12 is: 1,668.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.43 : 5,366.98 = 1,112.12 : x
  2. Step 2: Convert to fraction form
    3,577.43/5,366.98 = 1,112.12/x
  3. Step 3: Cross multiply
    3,577.43x = 5,366.98 × 1,112.12
  4. Step 4: Simplify right side
    3,577.43x = 5,968,736.43
  5. Step 5: Solve for x
    x = 5,968,736.43/3,577.43
  6. Step 6: Final answer
    x = 1,668.44

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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.