Home / 3,303.64-4,955.14-1,112.38

Finding the Fourth Proportional to 3,303.64, 4,955.14 and 1,112.38

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Solution

The fourth proportional to 3,303.64, 4,955.14 and 1,112.38 is: 1,668.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303.64 : 4,955.14 = 1,112.38 : x
  2. Step 2: Convert to fraction form
    3,303.64/4,955.14 = 1,112.38/x
  3. Step 3: Cross multiply
    3,303.64x = 4,955.14 × 1,112.38
  4. Step 4: Simplify right side
    3,303.64x = 5,511,998.63
  5. Step 5: Solve for x
    x = 5,511,998.63/3,303.64
  6. Step 6: Final answer
    x = 1,668.46

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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.