Home / 11,136.13-15,367.67-6,100.45

Finding the Fourth Proportional to 11,136.13, 15,367.67 and 6,100.45

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Solution

The fourth proportional to 11,136.13, 15,367.67 and 6,100.45 is: 8,418.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,136.13 : 15,367.67 = 6,100.45 : x
  2. Step 2: Convert to fraction form
    11,136.13/15,367.67 = 6,100.45/x
  3. Step 3: Cross multiply
    11,136.13x = 15,367.67 × 6,100.45
  4. Step 4: Simplify right side
    11,136.13x = 93,749,671.95
  5. Step 5: Solve for x
    x = 93,749,671.95/11,136.13
  6. Step 6: Final answer
    x = 8,418.51

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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.