Home / 3,081.63-4,626.56-2,622.36

Finding the Fourth Proportional to 3,081.63, 4,626.56 and 2,622.36

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Solution

The fourth proportional to 3,081.63, 4,626.56 and 2,622.36 is: 3,937.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081.63 : 4,626.56 = 2,622.36 : x
  2. Step 2: Convert to fraction form
    3,081.63/4,626.56 = 2,622.36/x
  3. Step 3: Cross multiply
    3,081.63x = 4,626.56 × 2,622.36
  4. Step 4: Simplify right side
    3,081.63x = 12,132,512.44
  5. Step 5: Solve for x
    x = 12,132,512.44/3,081.63
  6. Step 6: Final answer
    x = 3,937.04

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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.