Home / 3,623.51-5,433.85-1,282.61

Finding the Fourth Proportional to 3,623.51, 5,433.85 and 1,282.61

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Solution

The fourth proportional to 3,623.51, 5,433.85 and 1,282.61 is: 1,923.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.51 : 5,433.85 = 1,282.61 : x
  2. Step 2: Convert to fraction form
    3,623.51/5,433.85 = 1,282.61/x
  3. Step 3: Cross multiply
    3,623.51x = 5,433.85 × 1,282.61
  4. Step 4: Simplify right side
    3,623.51x = 6,969,525.54
  5. Step 5: Solve for x
    x = 6,969,525.54/3,623.51
  6. Step 6: Final answer
    x = 1,923.42

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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.