Home / 4,414.86-6,622.43-1,128.02

Finding the Fourth Proportional to 4,414.86, 6,622.43 and 1,128.02

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Solution

The fourth proportional to 4,414.86, 6,622.43 and 1,128.02 is: 1,692.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,414.86 : 6,622.43 = 1,128.02 : x
  2. Step 2: Convert to fraction form
    4,414.86/6,622.43 = 1,128.02/x
  3. Step 3: Cross multiply
    4,414.86x = 6,622.43 × 1,128.02
  4. Step 4: Simplify right side
    4,414.86x = 7,470,194.74
  5. Step 5: Solve for x
    x = 7,470,194.74/4,414.86
  6. Step 6: Final answer
    x = 1,692.06

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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.