Home / 4,414.92-6,622.37-1,128.02

Finding the Fourth Proportional to 4,414.92, 6,622.37 and 1,128.02

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Solution

The fourth proportional to 4,414.92, 6,622.37 and 1,128.02 is: 1,692.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,414.92 : 6,622.37 = 1,128.02 : x
  2. Step 2: Convert to fraction form
    4,414.92/6,622.37 = 1,128.02/x
  3. Step 3: Cross multiply
    4,414.92x = 6,622.37 × 1,128.02
  4. Step 4: Simplify right side
    4,414.92x = 7,470,165.81
  5. Step 5: Solve for x
    x = 7,470,165.81/4,414.92
  6. Step 6: Final answer
    x = 1,692.03

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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.