Home / 1,914.48-2,867.16-1,181.84

Finding the Fourth Proportional to 1,914.48, 2,867.16 and 1,181.84

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Solution

The fourth proportional to 1,914.48, 2,867.16 and 1,181.84 is: 1,769.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914.48 : 2,867.16 = 1,181.84 : x
  2. Step 2: Convert to fraction form
    1,914.48/2,867.16 = 1,181.84/x
  3. Step 3: Cross multiply
    1,914.48x = 2,867.16 × 1,181.84
  4. Step 4: Simplify right side
    1,914.48x = 3,388,524.37
  5. Step 5: Solve for x
    x = 3,388,524.37/1,914.48
  6. Step 6: Final answer
    x = 1,769.95

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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.