Home / 1,845.93-2,768.88-1,075.89

Finding the Fourth Proportional to 1,845.93, 2,768.88 and 1,075.89

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Solution

The fourth proportional to 1,845.93, 2,768.88 and 1,075.89 is: 1,613.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845.93 : 2,768.88 = 1,075.89 : x
  2. Step 2: Convert to fraction form
    1,845.93/2,768.88 = 1,075.89/x
  3. Step 3: Cross multiply
    1,845.93x = 2,768.88 × 1,075.89
  4. Step 4: Simplify right side
    1,845.93x = 2,979,010.30
  5. Step 5: Solve for x
    x = 2,979,010.30/1,845.93
  6. Step 6: Final answer
    x = 1,613.83

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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.