Home / 6,579.89-9,861.33-4,923.44

Finding the Fourth Proportional to 6,579.89, 9,861.33 and 4,923.44

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Solution

The fourth proportional to 6,579.89, 9,861.33 and 4,923.44 is: 7,378.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,579.89 : 9,861.33 = 4,923.44 : x
  2. Step 2: Convert to fraction form
    6,579.89/9,861.33 = 4,923.44/x
  3. Step 3: Cross multiply
    6,579.89x = 9,861.33 × 4,923.44
  4. Step 4: Simplify right side
    6,579.89x = 48,551,666.58
  5. Step 5: Solve for x
    x = 48,551,666.58/6,579.89
  6. Step 6: Final answer
    x = 7,378.80

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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.