Home / 11,292.88-16,936.21-4,717.98

Finding the Fourth Proportional to 11,292.88, 16,936.21 and 4,717.98

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Solution

The fourth proportional to 11,292.88, 16,936.21 and 4,717.98 is: 7,075.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,292.88 : 16,936.21 = 4,717.98 : x
  2. Step 2: Convert to fraction form
    11,292.88/16,936.21 = 4,717.98/x
  3. Step 3: Cross multiply
    11,292.88x = 16,936.21 × 4,717.98
  4. Step 4: Simplify right side
    11,292.88x = 79,904,700.06
  5. Step 5: Solve for x
    x = 79,904,700.06/11,292.88
  6. Step 6: Final answer
    x = 7,075.67

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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.