Home / 2,684.07-4,021.52-2,098.85

Finding the Fourth Proportional to 2,684.07, 4,021.52 and 2,098.85

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Solution

The fourth proportional to 2,684.07, 4,021.52 and 2,098.85 is: 3,144.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,684.07 : 4,021.52 = 2,098.85 : x
  2. Step 2: Convert to fraction form
    2,684.07/4,021.52 = 2,098.85/x
  3. Step 3: Cross multiply
    2,684.07x = 4,021.52 × 2,098.85
  4. Step 4: Simplify right side
    2,684.07x = 8,440,536.65
  5. Step 5: Solve for x
    x = 8,440,536.65/2,684.07
  6. Step 6: Final answer
    x = 3,144.68

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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.