Home / 11,215.65-16,823.94-4,194.93

Finding the Fourth Proportional to 11,215.65, 16,823.94 and 4,194.93

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Solution

The fourth proportional to 11,215.65, 16,823.94 and 4,194.93 is: 6,292.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,215.65 : 16,823.94 = 4,194.93 : x
  2. Step 2: Convert to fraction form
    11,215.65/16,823.94 = 4,194.93/x
  3. Step 3: Cross multiply
    11,215.65x = 16,823.94 × 4,194.93
  4. Step 4: Simplify right side
    11,215.65x = 70,575,250.62
  5. Step 5: Solve for x
    x = 70,575,250.62/11,215.65
  6. Step 6: Final answer
    x = 6,292.57

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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.