Home / 4,982.07-6,875.21-2,743.89

Finding the Fourth Proportional to 4,982.07, 6,875.21 and 2,743.89

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Solution

The fourth proportional to 4,982.07, 6,875.21 and 2,743.89 is: 3,786.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982.07 : 6,875.21 = 2,743.89 : x
  2. Step 2: Convert to fraction form
    4,982.07/6,875.21 = 2,743.89/x
  3. Step 3: Cross multiply
    4,982.07x = 6,875.21 × 2,743.89
  4. Step 4: Simplify right side
    4,982.07x = 18,864,853.87
  5. Step 5: Solve for x
    x = 18,864,853.87/4,982.07
  6. Step 6: Final answer
    x = 3,786.55

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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.