Home / 5,239.12-7,855.43-2,466.49

Finding the Fourth Proportional to 5,239.12, 7,855.43 and 2,466.49

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Solution

The fourth proportional to 5,239.12, 7,855.43 and 2,466.49 is: 3,698.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,239.12 : 7,855.43 = 2,466.49 : x
  2. Step 2: Convert to fraction form
    5,239.12/7,855.43 = 2,466.49/x
  3. Step 3: Cross multiply
    5,239.12x = 7,855.43 × 2,466.49
  4. Step 4: Simplify right side
    5,239.12x = 19,375,339.54
  5. Step 5: Solve for x
    x = 19,375,339.54/5,239.12
  6. Step 6: Final answer
    x = 3,698.20

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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.