Home / 3,559.80-4,910.74-2,300.36

Finding the Fourth Proportional to 3,559.80, 4,910.74 and 2,300.36

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Solution

The fourth proportional to 3,559.80, 4,910.74 and 2,300.36 is: 3,173.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,559.80 : 4,910.74 = 2,300.36 : x
  2. Step 2: Convert to fraction form
    3,559.80/4,910.74 = 2,300.36/x
  3. Step 3: Cross multiply
    3,559.80x = 4,910.74 × 2,300.36
  4. Step 4: Simplify right side
    3,559.80x = 11,296,469.87
  5. Step 5: Solve for x
    x = 11,296,469.87/3,559.80
  6. Step 6: Final answer
    x = 3,173.34

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1.5x scale

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.