Home / 3,828.06-5,729.94-3,133.08

Finding the Fourth Proportional to 3,828.06, 5,729.94 and 3,133.08

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Solution

The fourth proportional to 3,828.06, 5,729.94 and 3,133.08 is: 4,689.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828.06 : 5,729.94 = 3,133.08 : x
  2. Step 2: Convert to fraction form
    3,828.06/5,729.94 = 3,133.08/x
  3. Step 3: Cross multiply
    3,828.06x = 5,729.94 × 3,133.08
  4. Step 4: Simplify right side
    3,828.06x = 17,952,360.42
  5. Step 5: Solve for x
    x = 17,952,360.42/3,828.06
  6. Step 6: Final answer
    x = 4,689.68

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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.