Home / 11,847.50-17,771.35-4,056.38

Finding the Fourth Proportional to 11,847.50, 17,771.35 and 4,056.38

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Solution

The fourth proportional to 11,847.50, 17,771.35 and 4,056.38 is: 6,084.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,847.50 : 17,771.35 = 4,056.38 : x
  2. Step 2: Convert to fraction form
    11,847.50/17,771.35 = 4,056.38/x
  3. Step 3: Cross multiply
    11,847.50x = 17,771.35 × 4,056.38
  4. Step 4: Simplify right side
    11,847.50x = 72,087,348.71
  5. Step 5: Solve for x
    x = 72,087,348.71/11,847.50
  6. Step 6: Final answer
    x = 6,084.60

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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.