Home / 1,950.51-2,911.60-1,805.97

Finding the Fourth Proportional to 1,950.51, 2,911.60 and 1,805.97

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Solution

The fourth proportional to 1,950.51, 2,911.60 and 1,805.97 is: 2,695.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950.51 : 2,911.60 = 1,805.97 : x
  2. Step 2: Convert to fraction form
    1,950.51/2,911.60 = 1,805.97/x
  3. Step 3: Cross multiply
    1,950.51x = 2,911.60 × 1,805.97
  4. Step 4: Simplify right side
    1,950.51x = 5,258,262.25
  5. Step 5: Solve for x
    x = 5,258,262.25/1,950.51
  6. Step 6: Final answer
    x = 2,695.84

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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.