Home / 5,455.43-8,182.06-2,492.96

Finding the Fourth Proportional to 5,455.43, 8,182.06 and 2,492.96

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Solution

The fourth proportional to 5,455.43, 8,182.06 and 2,492.96 is: 3,738.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455.43 : 8,182.06 = 2,492.96 : x
  2. Step 2: Convert to fraction form
    5,455.43/8,182.06 = 2,492.96/x
  3. Step 3: Cross multiply
    5,455.43x = 8,182.06 × 2,492.96
  4. Step 4: Simplify right side
    5,455.43x = 20,397,501.15
  5. Step 5: Solve for x
    x = 20,397,501.15/5,455.43
  6. Step 6: Final answer
    x = 3,738.94

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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.