Home / 3,530.93-4,861.58-2,998.67

Finding the Fourth Proportional to 3,530.93, 4,861.58 and 2,998.67

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Solution

The fourth proportional to 3,530.93, 4,861.58 and 2,998.67 is: 4,128.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.93 : 4,861.58 = 2,998.67 : x
  2. Step 2: Convert to fraction form
    3,530.93/4,861.58 = 2,998.67/x
  3. Step 3: Cross multiply
    3,530.93x = 4,861.58 × 2,998.67
  4. Step 4: Simplify right side
    3,530.93x = 14,578,234.80
  5. Step 5: Solve for x
    x = 14,578,234.80/3,530.93
  6. Step 6: Final answer
    x = 4,128.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.