Home / 11,310.77-16,963.43-4,741.88

Finding the Fourth Proportional to 11,310.77, 16,963.43 and 4,741.88

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Solution

The fourth proportional to 11,310.77, 16,963.43 and 4,741.88 is: 7,111.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,310.77 : 16,963.43 = 4,741.88 : x
  2. Step 2: Convert to fraction form
    11,310.77/16,963.43 = 4,741.88/x
  3. Step 3: Cross multiply
    11,310.77x = 16,963.43 × 4,741.88
  4. Step 4: Simplify right side
    11,310.77x = 80,438,440.92
  5. Step 5: Solve for x
    x = 80,438,440.92/11,310.77
  6. Step 6: Final answer
    x = 7,111.67

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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.