Home / 2,941.89-4,414.52-1,187.70

Finding the Fourth Proportional to 2,941.89, 4,414.52 and 1,187.70

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Solution

The fourth proportional to 2,941.89, 4,414.52 and 1,187.70 is: 1,782.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941.89 : 4,414.52 = 1,187.70 : x
  2. Step 2: Convert to fraction form
    2,941.89/4,414.52 = 1,187.70/x
  3. Step 3: Cross multiply
    2,941.89x = 4,414.52 × 1,187.70
  4. Step 4: Simplify right side
    2,941.89x = 5,243,125.40
  5. Step 5: Solve for x
    x = 5,243,125.40/2,941.89
  6. Step 6: Final answer
    x = 1,782.23

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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.