Home / 11,350.27-17,021.74-4,136.40

Finding the Fourth Proportional to 11,350.27, 17,021.74 and 4,136.40

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Solution

The fourth proportional to 11,350.27, 17,021.74 and 4,136.40 is: 6,203.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,350.27 : 17,021.74 = 4,136.40 : x
  2. Step 2: Convert to fraction form
    11,350.27/17,021.74 = 4,136.40/x
  3. Step 3: Cross multiply
    11,350.27x = 17,021.74 × 4,136.40
  4. Step 4: Simplify right side
    11,350.27x = 70,408,651.16
  5. Step 5: Solve for x
    x = 70,408,651.16/11,350.27
  6. Step 6: Final answer
    x = 6,203.26

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1.5x scale

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.