Home / 1,805.44-2,693.33-1,667.76

Finding the Fourth Proportional to 1,805.44, 2,693.33 and 1,667.76

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Solution

The fourth proportional to 1,805.44, 2,693.33 and 1,667.76 is: 2,487.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805.44 : 2,693.33 = 1,667.76 : x
  2. Step 2: Convert to fraction form
    1,805.44/2,693.33 = 1,667.76/x
  3. Step 3: Cross multiply
    1,805.44x = 2,693.33 × 1,667.76
  4. Step 4: Simplify right side
    1,805.44x = 4,491,828.04
  5. Step 5: Solve for x
    x = 4,491,828.04/1,805.44
  6. Step 6: Final answer
    x = 2,487.94

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.