Home / 1,265.49-1,901.34-1,195.56

Finding the Fourth Proportional to 1,265.49, 1,901.34 and 1,195.56

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Solution

The fourth proportional to 1,265.49, 1,901.34 and 1,195.56 is: 1,796.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265.49 : 1,901.34 = 1,195.56 : x
  2. Step 2: Convert to fraction form
    1,265.49/1,901.34 = 1,195.56/x
  3. Step 3: Cross multiply
    1,265.49x = 1,901.34 × 1,195.56
  4. Step 4: Simplify right side
    1,265.49x = 2,273,166.05
  5. Step 5: Solve for x
    x = 2,273,166.05/1,265.49
  6. Step 6: Final answer
    x = 1,796.27

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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.