Home / 10,756.67-16,136.00-4,183.35

Finding the Fourth Proportional to 10,756.67, 16,136.00 and 4,183.35

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Solution

The fourth proportional to 10,756.67, 16,136.00 and 4,183.35 is: 6,275.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,756.67 : 16,136.00 = 4,183.35 : x
  2. Step 2: Convert to fraction form
    10,756.67/16,136.00 = 4,183.35/x
  3. Step 3: Cross multiply
    10,756.67x = 16,136.00 × 4,183.35
  4. Step 4: Simplify right side
    10,756.67x = 67,502,514.68
  5. Step 5: Solve for x
    x = 67,502,514.68/10,756.67
  6. Step 6: Final answer
    x = 6,275.41

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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.