Home / 8,581.93-12,873.58-2,738.54

Finding the Fourth Proportional to 8,581.93, 12,873.58 and 2,738.54

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Solution

The fourth proportional to 8,581.93, 12,873.58 and 2,738.54 is: 4,108.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,581.93 : 12,873.58 = 2,738.54 : x
  2. Step 2: Convert to fraction form
    8,581.93/12,873.58 = 2,738.54/x
  3. Step 3: Cross multiply
    8,581.93x = 12,873.58 × 2,738.54
  4. Step 4: Simplify right side
    8,581.93x = 35,254,839.11
  5. Step 5: Solve for x
    x = 35,254,839.11/8,581.93
  6. Step 6: Final answer
    x = 4,108.03

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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.