Home / 3,814.01-5,713.60-2,811.53

Finding the Fourth Proportional to 3,814.01, 5,713.60 and 2,811.53

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Solution

The fourth proportional to 3,814.01, 5,713.60 and 2,811.53 is: 4,211.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,814.01 : 5,713.60 = 2,811.53 : x
  2. Step 2: Convert to fraction form
    3,814.01/5,713.60 = 2,811.53/x
  3. Step 3: Cross multiply
    3,814.01x = 5,713.60 × 2,811.53
  4. Step 4: Simplify right side
    3,814.01x = 16,063,957.81
  5. Step 5: Solve for x
    x = 16,063,957.81/3,814.01
  6. Step 6: Final answer
    x = 4,211.83

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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.