Home / 11,074.60-16,611.90-6,846.40

Finding the Fourth Proportional to 11,074.60, 16,611.90 and 6,846.40

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Solution

The fourth proportional to 11,074.60, 16,611.90 and 6,846.40 is: 10,269.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,074.60 : 16,611.90 = 6,846.40 : x
  2. Step 2: Convert to fraction form
    11,074.60/16,611.90 = 6,846.40/x
  3. Step 3: Cross multiply
    11,074.60x = 16,611.90 × 6,846.40
  4. Step 4: Simplify right side
    11,074.60x = 113,731,712.16
  5. Step 5: Solve for x
    x = 113,731,712.16/11,074.60
  6. Step 6: Final answer
    x = 10,269.60

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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.