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Finding the Fourth Proportional to 4,504.50, 6,760.23 and 3,127.50

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Solution

The fourth proportional to 4,504.50, 6,760.23 and 3,127.50 is: 4,693.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,504.50 : 6,760.23 = 3,127.50 : x
  2. Step 2: Convert to fraction form
    4,504.50/6,760.23 = 3,127.50/x
  3. Step 3: Cross multiply
    4,504.50x = 6,760.23 × 3,127.50
  4. Step 4: Simplify right side
    4,504.50x = 21,142,619.33
  5. Step 5: Solve for x
    x = 21,142,619.33/4,504.50
  6. Step 6: Final answer
    x = 4,693.67

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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.