Home / 6,239.60-9,364.86-4,861.79

Finding the Fourth Proportional to 6,239.60, 9,364.86 and 4,861.79

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Solution

The fourth proportional to 6,239.60, 9,364.86 and 4,861.79 is: 7,296.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,239.60 : 9,364.86 = 4,861.79 : x
  2. Step 2: Convert to fraction form
    6,239.60/9,364.86 = 4,861.79/x
  3. Step 3: Cross multiply
    6,239.60x = 9,364.86 × 4,861.79
  4. Step 4: Simplify right side
    6,239.60x = 45,529,935.88
  5. Step 5: Solve for x
    x = 45,529,935.88/6,239.60
  6. Step 6: Final answer
    x = 7,296.94

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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.