Home / 2,676.80-4,010.88-1,374.32

Finding the Fourth Proportional to 2,676.80, 4,010.88 and 1,374.32

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Solution

The fourth proportional to 2,676.80, 4,010.88 and 1,374.32 is: 2,059.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676.80 : 4,010.88 = 1,374.32 : x
  2. Step 2: Convert to fraction form
    2,676.80/4,010.88 = 1,374.32/x
  3. Step 3: Cross multiply
    2,676.80x = 4,010.88 × 1,374.32
  4. Step 4: Simplify right side
    2,676.80x = 5,512,232.60
  5. Step 5: Solve for x
    x = 5,512,232.60/2,676.80
  6. Step 6: Final answer
    x = 2,059.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.