Home / 7,389.83-11,072.22-4,461.99

Finding the Fourth Proportional to 7,389.83, 11,072.22 and 4,461.99

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Solution

The fourth proportional to 7,389.83, 11,072.22 and 4,461.99 is: 6,685.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389.83 : 11,072.22 = 4,461.99 : x
  2. Step 2: Convert to fraction form
    7,389.83/11,072.22 = 4,461.99/x
  3. Step 3: Cross multiply
    7,389.83x = 11,072.22 × 4,461.99
  4. Step 4: Simplify right side
    7,389.83x = 49,404,134.92
  5. Step 5: Solve for x
    x = 49,404,134.92/7,389.83
  6. Step 6: Final answer
    x = 6,685.43

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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.