Home / 11,827.55-17,741.32-4,811.38

Finding the Fourth Proportional to 11,827.55, 17,741.32 and 4,811.38

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Solution

The fourth proportional to 11,827.55, 17,741.32 and 4,811.38 is: 7,217.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,827.55 : 17,741.32 = 4,811.38 : x
  2. Step 2: Convert to fraction form
    11,827.55/17,741.32 = 4,811.38/x
  3. Step 3: Cross multiply
    11,827.55x = 17,741.32 × 4,811.38
  4. Step 4: Simplify right side
    11,827.55x = 85,360,202.90
  5. Step 5: Solve for x
    x = 85,360,202.90/11,827.55
  6. Step 6: Final answer
    x = 7,217.07

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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.