Home / 11,127.72-16,704.72-4,559.16

Finding the Fourth Proportional to 11,127.72, 16,704.72 and 4,559.16

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Solution

The fourth proportional to 11,127.72, 16,704.72 and 4,559.16 is: 6,844.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,127.72 : 16,704.72 = 4,559.16 : x
  2. Step 2: Convert to fraction form
    11,127.72/16,704.72 = 4,559.16/x
  3. Step 3: Cross multiply
    11,127.72x = 16,704.72 × 4,559.16
  4. Step 4: Simplify right side
    11,127.72x = 76,159,491.24
  5. Step 5: Solve for x
    x = 76,159,491.24/11,127.72
  6. Step 6: Final answer
    x = 6,844.12

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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.