Home / 3,111.36-4,668.33-1,262.01

Finding the Fourth Proportional to 3,111.36, 4,668.33 and 1,262.01

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Solution

The fourth proportional to 3,111.36, 4,668.33 and 1,262.01 is: 1,893.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111.36 : 4,668.33 = 1,262.01 : x
  2. Step 2: Convert to fraction form
    3,111.36/4,668.33 = 1,262.01/x
  3. Step 3: Cross multiply
    3,111.36x = 4,668.33 × 1,262.01
  4. Step 4: Simplify right side
    3,111.36x = 5,891,479.14
  5. Step 5: Solve for x
    x = 5,891,479.14/3,111.36
  6. Step 6: Final answer
    x = 1,893.54

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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.