Home / 8,849.20-13,273.80-4,912.60

Finding the Fourth Proportional to 8,849.20, 13,273.80 and 4,912.60

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Solution

The fourth proportional to 8,849.20, 13,273.80 and 4,912.60 is: 7,368.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,849.20 : 13,273.80 = 4,912.60 : x
  2. Step 2: Convert to fraction form
    8,849.20/13,273.80 = 4,912.60/x
  3. Step 3: Cross multiply
    8,849.20x = 13,273.80 × 4,912.60
  4. Step 4: Simplify right side
    8,849.20x = 65,208,869.88
  5. Step 5: Solve for x
    x = 65,208,869.88/8,849.20
  6. Step 6: Final answer
    x = 7,368.90

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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.