Home / 3,289.07-4,918.59-2,456.71

Finding the Fourth Proportional to 3,289.07, 4,918.59 and 2,456.71

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Solution

The fourth proportional to 3,289.07, 4,918.59 and 2,456.71 is: 3,673.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289.07 : 4,918.59 = 2,456.71 : x
  2. Step 2: Convert to fraction form
    3,289.07/4,918.59 = 2,456.71/x
  3. Step 3: Cross multiply
    3,289.07x = 4,918.59 × 2,456.71
  4. Step 4: Simplify right side
    3,289.07x = 12,083,536.94
  5. Step 5: Solve for x
    x = 12,083,536.94/3,289.07
  6. Step 6: Final answer
    x = 3,673.84

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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.