Home / 3,300.39-4,950.75-835.23

Finding the Fourth Proportional to 3,300.39, 4,950.75 and 835.23

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Solution

The fourth proportional to 3,300.39, 4,950.75 and 835.23 is: 1,252.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300.39 : 4,950.75 = 835.23 : x
  2. Step 2: Convert to fraction form
    3,300.39/4,950.75 = 835.23/x
  3. Step 3: Cross multiply
    3,300.39x = 4,950.75 × 835.23
  4. Step 4: Simplify right side
    3,300.39x = 4,135,014.92
  5. Step 5: Solve for x
    x = 4,135,014.92/3,300.39
  6. Step 6: Final answer
    x = 1,252.89

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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.