Home / 5,489.83-8,234.70-1,792.03

Finding the Fourth Proportional to 5,489.83, 8,234.70 and 1,792.03

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Solution

The fourth proportional to 5,489.83, 8,234.70 and 1,792.03 is: 2,688.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,489.83 : 8,234.70 = 1,792.03 : x
  2. Step 2: Convert to fraction form
    5,489.83/8,234.70 = 1,792.03/x
  3. Step 3: Cross multiply
    5,489.83x = 8,234.70 × 1,792.03
  4. Step 4: Simplify right side
    5,489.83x = 14,756,829.44
  5. Step 5: Solve for x
    x = 14,756,829.44/5,489.83
  6. Step 6: Final answer
    x = 2,688.03

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1.5x scale

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.