Home / 4,839.90-7,265.70-2,761.35

Finding the Fourth Proportional to 4,839.90, 7,265.70 and 2,761.35

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Solution

The fourth proportional to 4,839.90, 7,265.70 and 2,761.35 is: 4,145.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,839.90 : 7,265.70 = 2,761.35 : x
  2. Step 2: Convert to fraction form
    4,839.90/7,265.70 = 2,761.35/x
  3. Step 3: Cross multiply
    4,839.90x = 7,265.70 × 2,761.35
  4. Step 4: Simplify right side
    4,839.90x = 20,063,140.70
  5. Step 5: Solve for x
    x = 20,063,140.70/4,839.90
  6. Step 6: Final answer
    x = 4,145.36

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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.