Home / 4,851.81-7,270.76-2,767.50

Finding the Fourth Proportional to 4,851.81, 7,270.76 and 2,767.50

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Solution

The fourth proportional to 4,851.81, 7,270.76 and 2,767.50 is: 4,147.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,851.81 : 7,270.76 = 2,767.50 : x
  2. Step 2: Convert to fraction form
    4,851.81/7,270.76 = 2,767.50/x
  3. Step 3: Cross multiply
    4,851.81x = 7,270.76 × 2,767.50
  4. Step 4: Simplify right side
    4,851.81x = 20,121,828.30
  5. Step 5: Solve for x
    x = 20,121,828.30/4,851.81
  6. Step 6: Final answer
    x = 4,147.28

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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.