Home / 1,969.02-2,941.07-1,531.62

Finding the Fourth Proportional to 1,969.02, 2,941.07 and 1,531.62

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Solution

The fourth proportional to 1,969.02, 2,941.07 and 1,531.62 is: 2,287.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969.02 : 2,941.07 = 1,531.62 : x
  2. Step 2: Convert to fraction form
    1,969.02/2,941.07 = 1,531.62/x
  3. Step 3: Cross multiply
    1,969.02x = 2,941.07 × 1,531.62
  4. Step 4: Simplify right side
    1,969.02x = 4,504,593.98
  5. Step 5: Solve for x
    x = 4,504,593.98/1,969.02
  6. Step 6: Final answer
    x = 2,287.73

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