Home / 3,492.90-5,236.74-1,824.72

Finding the Fourth Proportional to 3,492.90, 5,236.74 and 1,824.72

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Solution

The fourth proportional to 3,492.90, 5,236.74 and 1,824.72 is: 2,735.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,492.90 : 5,236.74 = 1,824.72 : x
  2. Step 2: Convert to fraction form
    3,492.90/5,236.74 = 1,824.72/x
  3. Step 3: Cross multiply
    3,492.90x = 5,236.74 × 1,824.72
  4. Step 4: Simplify right side
    3,492.90x = 9,555,584.21
  5. Step 5: Solve for x
    x = 9,555,584.21/3,492.90
  6. Step 6: Final answer
    x = 2,735.72

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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.