Home / 3,108.08-4,662.12-799.58

Finding the Fourth Proportional to 3,108.08, 4,662.12 and 799.58

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Solution

The fourth proportional to 3,108.08, 4,662.12 and 799.58 is: 1,199.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108.08 : 4,662.12 = 799.58 : x
  2. Step 2: Convert to fraction form
    3,108.08/4,662.12 = 799.58/x
  3. Step 3: Cross multiply
    3,108.08x = 4,662.12 × 799.58
  4. Step 4: Simplify right side
    3,108.08x = 3,727,737.91
  5. Step 5: Solve for x
    x = 3,727,737.91/3,108.08
  6. Step 6: Final answer
    x = 1,199.37

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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.