Home / 5,552.55-8,329.74-2,220.87

Finding the Fourth Proportional to 5,552.55, 8,329.74 and 2,220.87

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Solution

The fourth proportional to 5,552.55, 8,329.74 and 2,220.87 is: 3,331.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,552.55 : 8,329.74 = 2,220.87 : x
  2. Step 2: Convert to fraction form
    5,552.55/8,329.74 = 2,220.87/x
  3. Step 3: Cross multiply
    5,552.55x = 8,329.74 × 2,220.87
  4. Step 4: Simplify right side
    5,552.55x = 18,499,245.73
  5. Step 5: Solve for x
    x = 18,499,245.73/5,552.55
  6. Step 6: Final answer
    x = 3,331.67

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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.