Home / 1,933.00-2,899.80-1,276.19

Finding the Fourth Proportional to 1,933.00, 2,899.80 and 1,276.19

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Solution

The fourth proportional to 1,933.00, 2,899.80 and 1,276.19 is: 1,914.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.00 : 2,899.80 = 1,276.19 : x
  2. Step 2: Convert to fraction form
    1,933.00/2,899.80 = 1,276.19/x
  3. Step 3: Cross multiply
    1,933.00x = 2,899.80 × 1,276.19
  4. Step 4: Simplify right side
    1,933.00x = 3,700,692.14
  5. Step 5: Solve for x
    x = 3,700,692.14/1,933.00
  6. Step 6: Final answer
    x = 1,914.48

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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.