Home / 2,676.58-4,015.56-1,116.07

Finding the Fourth Proportional to 2,676.58, 4,015.56 and 1,116.07

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Solution

The fourth proportional to 2,676.58, 4,015.56 and 1,116.07 is: 1,674.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676.58 : 4,015.56 = 1,116.07 : x
  2. Step 2: Convert to fraction form
    2,676.58/4,015.56 = 1,116.07/x
  3. Step 3: Cross multiply
    2,676.58x = 4,015.56 × 1,116.07
  4. Step 4: Simplify right side
    2,676.58x = 4,481,625.97
  5. Step 5: Solve for x
    x = 4,481,625.97/2,676.58
  6. Step 6: Final answer
    x = 1,674.39

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1.5x scale

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.