Home / 6,181.72-9,272.61-2,021.69

Finding the Fourth Proportional to 6,181.72, 9,272.61 and 2,021.69

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Solution

The fourth proportional to 6,181.72, 9,272.61 and 2,021.69 is: 3,032.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,181.72 : 9,272.61 = 2,021.69 : x
  2. Step 2: Convert to fraction form
    6,181.72/9,272.61 = 2,021.69/x
  3. Step 3: Cross multiply
    6,181.72x = 9,272.61 × 2,021.69
  4. Step 4: Simplify right side
    6,181.72x = 18,746,366.09
  5. Step 5: Solve for x
    x = 18,746,366.09/6,181.72
  6. Step 6: Final answer
    x = 3,032.55

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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.