Home / 2,199.96-3,303.23-1,904.39

Finding the Fourth Proportional to 2,199.96, 3,303.23 and 1,904.39

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Solution

The fourth proportional to 2,199.96, 3,303.23 and 1,904.39 is: 2,859.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199.96 : 3,303.23 = 1,904.39 : x
  2. Step 2: Convert to fraction form
    2,199.96/3,303.23 = 1,904.39/x
  3. Step 3: Cross multiply
    2,199.96x = 3,303.23 × 1,904.39
  4. Step 4: Simplify right side
    2,199.96x = 6,290,633.98
  5. Step 5: Solve for x
    x = 6,290,633.98/2,199.96
  6. Step 6: Final answer
    x = 2,859.43

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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.