Home / 1,945.42-2,683.32-1,881.14

Finding the Fourth Proportional to 1,945.42, 2,683.32 and 1,881.14

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Solution

The fourth proportional to 1,945.42, 2,683.32 and 1,881.14 is: 2,594.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945.42 : 2,683.32 = 1,881.14 : x
  2. Step 2: Convert to fraction form
    1,945.42/2,683.32 = 1,881.14/x
  3. Step 3: Cross multiply
    1,945.42x = 2,683.32 × 1,881.14
  4. Step 4: Simplify right side
    1,945.42x = 5,047,700.58
  5. Step 5: Solve for x
    x = 5,047,700.58/1,945.42
  6. Step 6: Final answer
    x = 2,594.66

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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.