Home / 1,914.53-2,641.82-1,075.12

Finding the Fourth Proportional to 1,914.53, 2,641.82 and 1,075.12

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Solution

The fourth proportional to 1,914.53, 2,641.82 and 1,075.12 is: 1,483.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914.53 : 2,641.82 = 1,075.12 : x
  2. Step 2: Convert to fraction form
    1,914.53/2,641.82 = 1,075.12/x
  3. Step 3: Cross multiply
    1,914.53x = 2,641.82 × 1,075.12
  4. Step 4: Simplify right side
    1,914.53x = 2,840,261.54
  5. Step 5: Solve for x
    x = 2,840,261.54/1,914.53
  6. Step 6: Final answer
    x = 1,483.53

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.