Home / 3,664.62-5,498.85-1,999.93

Finding the Fourth Proportional to 3,664.62, 5,498.85 and 1,999.93

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Solution

The fourth proportional to 3,664.62, 5,498.85 and 1,999.93 is: 3,000.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664.62 : 5,498.85 = 1,999.93 : x
  2. Step 2: Convert to fraction form
    3,664.62/5,498.85 = 1,999.93/x
  3. Step 3: Cross multiply
    3,664.62x = 5,498.85 × 1,999.93
  4. Step 4: Simplify right side
    3,664.62x = 10,997,315.08
  5. Step 5: Solve for x
    x = 10,997,315.08/3,664.62
  6. Step 6: Final answer
    x = 3,000.95

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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.