Home / 4,078.23-6,106.97-2,687.36

Finding the Fourth Proportional to 4,078.23, 6,106.97 and 2,687.36

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Solution

The fourth proportional to 4,078.23, 6,106.97 and 2,687.36 is: 4,024.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.23 : 6,106.97 = 2,687.36 : x
  2. Step 2: Convert to fraction form
    4,078.23/6,106.97 = 2,687.36/x
  3. Step 3: Cross multiply
    4,078.23x = 6,106.97 × 2,687.36
  4. Step 4: Simplify right side
    4,078.23x = 16,411,582.93
  5. Step 5: Solve for x
    x = 16,411,582.93/4,078.23
  6. Step 6: Final answer
    x = 4,024.19

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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.