Home / 2,941.61-4,059.60-1,945.16

Finding the Fourth Proportional to 2,941.61, 4,059.60 and 1,945.16

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Solution

The fourth proportional to 2,941.61, 4,059.60 and 1,945.16 is: 2,684.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941.61 : 4,059.60 = 1,945.16 : x
  2. Step 2: Convert to fraction form
    2,941.61/4,059.60 = 1,945.16/x
  3. Step 3: Cross multiply
    2,941.61x = 4,059.60 × 1,945.16
  4. Step 4: Simplify right side
    2,941.61x = 7,896,551.24
  5. Step 5: Solve for x
    x = 7,896,551.24/2,941.61
  6. Step 6: Final answer
    x = 2,684.44

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Why These Related Problems?

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