Home / 3,255.72-4,881.50-2,762.29

Finding the Fourth Proportional to 3,255.72, 4,881.50 and 2,762.29

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Solution

The fourth proportional to 3,255.72, 4,881.50 and 2,762.29 is: 4,141.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.72 : 4,881.50 = 2,762.29 : x
  2. Step 2: Convert to fraction form
    3,255.72/4,881.50 = 2,762.29/x
  3. Step 3: Cross multiply
    3,255.72x = 4,881.50 × 2,762.29
  4. Step 4: Simplify right side
    3,255.72x = 13,484,118.64
  5. Step 5: Solve for x
    x = 13,484,118.64/3,255.72
  6. Step 6: Final answer
    x = 4,141.67

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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.