Home / 2,313.83-3,193.31-1,266.05

Finding the Fourth Proportional to 2,313.83, 3,193.31 and 1,266.05

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Solution

The fourth proportional to 2,313.83, 3,193.31 and 1,266.05 is: 1,747.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,313.83 : 3,193.31 = 1,266.05 : x
  2. Step 2: Convert to fraction form
    2,313.83/3,193.31 = 1,266.05/x
  3. Step 3: Cross multiply
    2,313.83x = 3,193.31 × 1,266.05
  4. Step 4: Simplify right side
    2,313.83x = 4,042,890.13
  5. Step 5: Solve for x
    x = 4,042,890.13/2,313.83
  6. Step 6: Final answer
    x = 1,747.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.