Home / 5,499-8,238.24-2,722.50

Finding the Fourth Proportional to 5,499, 8,238.24 and 2,722.50

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Solution

The fourth proportional to 5,499, 8,238.24 and 2,722.50 is: 4,078.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,499 : 8,238.24 = 2,722.50 : x
  2. Step 2: Convert to fraction form
    5,499/8,238.24 = 2,722.50/x
  3. Step 3: Cross multiply
    5,499x = 8,238.24 × 2,722.50
  4. Step 4: Simplify right side
    5,499x = 22,428,608.40
  5. Step 5: Solve for x
    x = 22,428,608.40/5,499
  6. Step 6: Final answer
    x = 4,078.67

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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.