Home / 1,446.82-2,173.16-1,277.33

Finding the Fourth Proportional to 1,446.82, 2,173.16 and 1,277.33

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Solution

The fourth proportional to 1,446.82, 2,173.16 and 1,277.33 is: 1,918.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446.82 : 2,173.16 = 1,277.33 : x
  2. Step 2: Convert to fraction form
    1,446.82/2,173.16 = 1,277.33/x
  3. Step 3: Cross multiply
    1,446.82x = 2,173.16 × 1,277.33
  4. Step 4: Simplify right side
    1,446.82x = 2,775,842.46
  5. Step 5: Solve for x
    x = 2,775,842.46/1,446.82
  6. Step 6: Final answer
    x = 1,918.58

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1.5x scale

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.