Home / 1,262.67-1,895.22-1,183.09

Finding the Fourth Proportional to 1,262.67, 1,895.22 and 1,183.09

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Solution

The fourth proportional to 1,262.67, 1,895.22 and 1,183.09 is: 1,775.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262.67 : 1,895.22 = 1,183.09 : x
  2. Step 2: Convert to fraction form
    1,262.67/1,895.22 = 1,183.09/x
  3. Step 3: Cross multiply
    1,262.67x = 1,895.22 × 1,183.09
  4. Step 4: Simplify right side
    1,262.67x = 2,242,215.83
  5. Step 5: Solve for x
    x = 2,242,215.83/1,262.67
  6. Step 6: Final answer
    x = 1,775.77

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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.