Home / 11,002.92-16,512.57-4,429.16

Finding the Fourth Proportional to 11,002.92, 16,512.57 and 4,429.16

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Solution

The fourth proportional to 11,002.92, 16,512.57 and 4,429.16 is: 6,647.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,002.92 : 16,512.57 = 4,429.16 : x
  2. Step 2: Convert to fraction form
    11,002.92/16,512.57 = 4,429.16/x
  3. Step 3: Cross multiply
    11,002.92x = 16,512.57 × 4,429.16
  4. Step 4: Simplify right side
    11,002.92x = 73,136,731.98
  5. Step 5: Solve for x
    x = 73,136,731.98/11,002.92
  6. Step 6: Final answer
    x = 6,647.03

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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.