Home / 10,890.99-16,338.00-3,497.72

Finding the Fourth Proportional to 10,890.99, 16,338.00 and 3,497.72

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Solution

The fourth proportional to 10,890.99, 16,338.00 and 3,497.72 is: 5,247.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,890.99 : 16,338.00 = 3,497.72 : x
  2. Step 2: Convert to fraction form
    10,890.99/16,338.00 = 3,497.72/x
  3. Step 3: Cross multiply
    10,890.99x = 16,338.00 × 3,497.72
  4. Step 4: Simplify right side
    10,890.99x = 57,145,661.11
  5. Step 5: Solve for x
    x = 57,145,661.11/10,890.99
  6. Step 6: Final answer
    x = 5,247.06

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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.