Home / 3,617.72-4,992.18-2,045.96

Finding the Fourth Proportional to 3,617.72, 4,992.18 and 2,045.96

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Solution

The fourth proportional to 3,617.72, 4,992.18 and 2,045.96 is: 2,823.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.72 : 4,992.18 = 2,045.96 : x
  2. Step 2: Convert to fraction form
    3,617.72/4,992.18 = 2,045.96/x
  3. Step 3: Cross multiply
    3,617.72x = 4,992.18 × 2,045.96
  4. Step 4: Simplify right side
    3,617.72x = 10,213,800.59
  5. Step 5: Solve for x
    x = 10,213,800.59/3,617.72
  6. Step 6: Final answer
    x = 2,823.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.