Home / 1,941.16-2,676.36-1,641.88

Finding the Fourth Proportional to 1,941.16, 2,676.36 and 1,641.88

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Solution

The fourth proportional to 1,941.16, 2,676.36 and 1,641.88 is: 2,263.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941.16 : 2,676.36 = 1,641.88 : x
  2. Step 2: Convert to fraction form
    1,941.16/2,676.36 = 1,641.88/x
  3. Step 3: Cross multiply
    1,941.16x = 2,676.36 × 1,641.88
  4. Step 4: Simplify right side
    1,941.16x = 4,394,261.96
  5. Step 5: Solve for x
    x = 4,394,261.96/1,941.16
  6. Step 6: Final answer
    x = 2,263.73

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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.