Home / 5,529.69-8,275.05-3,450.67

Finding the Fourth Proportional to 5,529.69, 8,275.05 and 3,450.67

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Solution

The fourth proportional to 5,529.69, 8,275.05 and 3,450.67 is: 5,163.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,529.69 : 8,275.05 = 3,450.67 : x
  2. Step 2: Convert to fraction form
    5,529.69/8,275.05 = 3,450.67/x
  3. Step 3: Cross multiply
    5,529.69x = 8,275.05 × 3,450.67
  4. Step 4: Simplify right side
    5,529.69x = 28,554,474.53
  5. Step 5: Solve for x
    x = 28,554,474.53/5,529.69
  6. Step 6: Final answer
    x = 5,163.85

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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.