Home / 3,303.55-4,955.84-1,112.11

Finding the Fourth Proportional to 3,303.55, 4,955.84 and 1,112.11

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Solution

The fourth proportional to 3,303.55, 4,955.84 and 1,112.11 is: 1,668.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303.55 : 4,955.84 = 1,112.11 : x
  2. Step 2: Convert to fraction form
    3,303.55/4,955.84 = 1,112.11/x
  3. Step 3: Cross multiply
    3,303.55x = 4,955.84 × 1,112.11
  4. Step 4: Simplify right side
    3,303.55x = 5,511,422.31
  5. Step 5: Solve for x
    x = 5,511,422.31/3,303.55
  6. Step 6: Final answer
    x = 1,668.33

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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.