Home / 2,676.07-4,008.17-2,055.21

Finding the Fourth Proportional to 2,676.07, 4,008.17 and 2,055.21

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Solution

The fourth proportional to 2,676.07, 4,008.17 and 2,055.21 is: 3,078.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676.07 : 4,008.17 = 2,055.21 : x
  2. Step 2: Convert to fraction form
    2,676.07/4,008.17 = 2,055.21/x
  3. Step 3: Cross multiply
    2,676.07x = 4,008.17 × 2,055.21
  4. Step 4: Simplify right side
    2,676.07x = 8,237,609.61
  5. Step 5: Solve for x
    x = 8,237,609.61/2,676.07
  6. Step 6: Final answer
    x = 3,078.25

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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.