Home / 11,053.89-16,563.42-6,600.65

Finding the Fourth Proportional to 11,053.89, 16,563.42 and 6,600.65

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Solution

The fourth proportional to 11,053.89, 16,563.42 and 6,600.65 is: 9,890.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,053.89 : 16,563.42 = 6,600.65 : x
  2. Step 2: Convert to fraction form
    11,053.89/16,563.42 = 6,600.65/x
  3. Step 3: Cross multiply
    11,053.89x = 16,563.42 × 6,600.65
  4. Step 4: Simplify right side
    11,053.89x = 109,329,255.41
  5. Step 5: Solve for x
    x = 109,329,255.41/11,053.89
  6. Step 6: Final answer
    x = 9,890.57

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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.