Home / 3,081.58-4,622.43-1,001.58

Finding the Fourth Proportional to 3,081.58, 4,622.43 and 1,001.58

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Solution

The fourth proportional to 3,081.58, 4,622.43 and 1,001.58 is: 1,502.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081.58 : 4,622.43 = 1,001.58 : x
  2. Step 2: Convert to fraction form
    3,081.58/4,622.43 = 1,001.58/x
  3. Step 3: Cross multiply
    3,081.58x = 4,622.43 × 1,001.58
  4. Step 4: Simplify right side
    3,081.58x = 4,629,722.14
  5. Step 5: Solve for x
    x = 4,629,722.14/3,081.58
  6. Step 6: Final answer
    x = 1,502.39

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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.