Home / 3,369.80-5,054.70-2,203.40

Finding the Fourth Proportional to 3,369.80, 5,054.70 and 2,203.40

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Solution

The fourth proportional to 3,369.80, 5,054.70 and 2,203.40 is: 3,305.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369.80 : 5,054.70 = 2,203.40 : x
  2. Step 2: Convert to fraction form
    3,369.80/5,054.70 = 2,203.40/x
  3. Step 3: Cross multiply
    3,369.80x = 5,054.70 × 2,203.40
  4. Step 4: Simplify right side
    3,369.80x = 11,137,525.98
  5. Step 5: Solve for x
    x = 11,137,525.98/3,369.80
  6. Step 6: Final answer
    x = 3,305.10

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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.