Home / 1,267.73-1,895.34-1,074.89

Finding the Fourth Proportional to 1,267.73, 1,895.34 and 1,074.89

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Solution

The fourth proportional to 1,267.73, 1,895.34 and 1,074.89 is: 1,607.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267.73 : 1,895.34 = 1,074.89 : x
  2. Step 2: Convert to fraction form
    1,267.73/1,895.34 = 1,074.89/x
  3. Step 3: Cross multiply
    1,267.73x = 1,895.34 × 1,074.89
  4. Step 4: Simplify right side
    1,267.73x = 2,037,272.54
  5. Step 5: Solve for x
    x = 2,037,272.54/1,267.73
  6. Step 6: Final answer
    x = 1,607.03

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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.