Home / 8,013.02-12,018.99-3,396.02

Finding the Fourth Proportional to 8,013.02, 12,018.99 and 3,396.02

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Solution

The fourth proportional to 8,013.02, 12,018.99 and 3,396.02 is: 5,093.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,013.02 : 12,018.99 = 3,396.02 : x
  2. Step 2: Convert to fraction form
    8,013.02/12,018.99 = 3,396.02/x
  3. Step 3: Cross multiply
    8,013.02x = 12,018.99 × 3,396.02
  4. Step 4: Simplify right side
    8,013.02x = 40,816,730.42
  5. Step 5: Solve for x
    x = 40,816,730.42/8,013.02
  6. Step 6: Final answer
    x = 5,093.80

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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.