Home / 7,747.61-11,629.60-4,827.96

Finding the Fourth Proportional to 7,747.61, 11,629.60 and 4,827.96

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Solution

The fourth proportional to 7,747.61, 11,629.60 and 4,827.96 is: 7,247.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,747.61 : 11,629.60 = 4,827.96 : x
  2. Step 2: Convert to fraction form
    7,747.61/11,629.60 = 4,827.96/x
  3. Step 3: Cross multiply
    7,747.61x = 11,629.60 × 4,827.96
  4. Step 4: Simplify right side
    7,747.61x = 56,147,231.55
  5. Step 5: Solve for x
    x = 56,147,231.55/7,747.61
  6. Step 6: Final answer
    x = 7,247.04

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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.