Home / 11,136.56-15,367.90-6,100.80

Finding the Fourth Proportional to 11,136.56, 15,367.90 and 6,100.80

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Solution

The fourth proportional to 11,136.56, 15,367.90 and 6,100.80 is: 8,418.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,136.56 : 15,367.90 = 6,100.80 : x
  2. Step 2: Convert to fraction form
    11,136.56/15,367.90 = 6,100.80/x
  3. Step 3: Cross multiply
    11,136.56x = 15,367.90 × 6,100.80
  4. Step 4: Simplify right side
    11,136.56x = 93,756,484.32
  5. Step 5: Solve for x
    x = 93,756,484.32/11,136.56
  6. Step 6: Final answer
    x = 8,418.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.