Home / 3,239.29-4,469.80-1,822.94

Finding the Fourth Proportional to 3,239.29, 4,469.80 and 1,822.94

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Solution

The fourth proportional to 3,239.29, 4,469.80 and 1,822.94 is: 2,515.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239.29 : 4,469.80 = 1,822.94 : x
  2. Step 2: Convert to fraction form
    3,239.29/4,469.80 = 1,822.94/x
  3. Step 3: Cross multiply
    3,239.29x = 4,469.80 × 1,822.94
  4. Step 4: Simplify right side
    3,239.29x = 8,148,145.75
  5. Step 5: Solve for x
    x = 8,148,145.75/3,239.29
  6. Step 6: Final answer
    x = 2,515.41

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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.