Home / 3,504.22-5,256.38-2,807.67

Finding the Fourth Proportional to 3,504.22, 5,256.38 and 2,807.67

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Solution

The fourth proportional to 3,504.22, 5,256.38 and 2,807.67 is: 4,211.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,504.22 : 5,256.38 = 2,807.67 : x
  2. Step 2: Convert to fraction form
    3,504.22/5,256.38 = 2,807.67/x
  3. Step 3: Cross multiply
    3,504.22x = 5,256.38 × 2,807.67
  4. Step 4: Simplify right side
    3,504.22x = 14,758,180.43
  5. Step 5: Solve for x
    x = 14,758,180.43/3,504.22
  6. Step 6: Final answer
    x = 4,211.55

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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.