Home / 11,266.81-16,891.11-4,697.92

Finding the Fourth Proportional to 11,266.81, 16,891.11 and 4,697.92

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Solution

The fourth proportional to 11,266.81, 16,891.11 and 4,697.92 is: 7,043.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,266.81 : 16,891.11 = 4,697.92 : x
  2. Step 2: Convert to fraction form
    11,266.81/16,891.11 = 4,697.92/x
  3. Step 3: Cross multiply
    11,266.81x = 16,891.11 × 4,697.92
  4. Step 4: Simplify right side
    11,266.81x = 79,352,996.38
  5. Step 5: Solve for x
    x = 79,352,996.38/11,266.81
  6. Step 6: Final answer
    x = 7,043.07

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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.