Home / 11,136.60-16,704.18-3,740.40

Finding the Fourth Proportional to 11,136.60, 16,704.18 and 3,740.40

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Solution

The fourth proportional to 11,136.60, 16,704.18 and 3,740.40 is: 5,610.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,136.60 : 16,704.18 = 3,740.40 : x
  2. Step 2: Convert to fraction form
    11,136.60/16,704.18 = 3,740.40/x
  3. Step 3: Cross multiply
    11,136.60x = 16,704.18 × 3,740.40
  4. Step 4: Simplify right side
    11,136.60x = 62,480,314.87
  5. Step 5: Solve for x
    x = 62,480,314.87/11,136.60
  6. Step 6: Final answer
    x = 5,610.36

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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.