Home / 4,112.32-5,676.83-2,622.24

Finding the Fourth Proportional to 4,112.32, 5,676.83 and 2,622.24

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Solution

The fourth proportional to 4,112.32, 5,676.83 and 2,622.24 is: 3,619.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.32 : 5,676.83 = 2,622.24 : x
  2. Step 2: Convert to fraction form
    4,112.32/5,676.83 = 2,622.24/x
  3. Step 3: Cross multiply
    4,112.32x = 5,676.83 × 2,622.24
  4. Step 4: Simplify right side
    4,112.32x = 14,886,010.70
  5. Step 5: Solve for x
    x = 14,886,010.70/4,112.32
  6. Step 6: Final answer
    x = 3,619.86

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1.5x scale

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.