Home / 11,225.24-16,839.87-4,651.94

Finding the Fourth Proportional to 11,225.24, 16,839.87 and 4,651.94

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Solution

The fourth proportional to 11,225.24, 16,839.87 and 4,651.94 is: 6,978.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,225.24 : 16,839.87 = 4,651.94 : x
  2. Step 2: Convert to fraction form
    11,225.24/16,839.87 = 4,651.94/x
  3. Step 3: Cross multiply
    11,225.24x = 16,839.87 × 4,651.94
  4. Step 4: Simplify right side
    11,225.24x = 78,337,980.65
  5. Step 5: Solve for x
    x = 78,337,980.65/11,225.24
  6. Step 6: Final answer
    x = 6,978.74

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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.