Home / 4,504.26-6,756.40-1,905.78

Finding the Fourth Proportional to 4,504.26, 6,756.40 and 1,905.78

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Solution

The fourth proportional to 4,504.26, 6,756.40 and 1,905.78 is: 2,858.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,504.26 : 6,756.40 = 1,905.78 : x
  2. Step 2: Convert to fraction form
    4,504.26/6,756.40 = 1,905.78/x
  3. Step 3: Cross multiply
    4,504.26x = 6,756.40 × 1,905.78
  4. Step 4: Simplify right side
    4,504.26x = 12,876,211.99
  5. Step 5: Solve for x
    x = 12,876,211.99/4,504.26
  6. Step 6: Final answer
    x = 2,858.67

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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.