Home / 1,870.69-2,804.33-1,175.25

Finding the Fourth Proportional to 1,870.69, 2,804.33 and 1,175.25

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Solution

The fourth proportional to 1,870.69, 2,804.33 and 1,175.25 is: 1,761.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870.69 : 2,804.33 = 1,175.25 : x
  2. Step 2: Convert to fraction form
    1,870.69/2,804.33 = 1,175.25/x
  3. Step 3: Cross multiply
    1,870.69x = 2,804.33 × 1,175.25
  4. Step 4: Simplify right side
    1,870.69x = 3,295,791.77
  5. Step 5: Solve for x
    x = 3,295,791.77/1,870.69
  6. Step 6: Final answer
    x = 1,761.81

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.