Home / 4,225.91-6,340.68-1,630.67

Finding the Fourth Proportional to 4,225.91, 6,340.68 and 1,630.67

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Solution

The fourth proportional to 4,225.91, 6,340.68 and 1,630.67 is: 2,446.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,225.91 : 6,340.68 = 1,630.67 : x
  2. Step 2: Convert to fraction form
    4,225.91/6,340.68 = 1,630.67/x
  3. Step 3: Cross multiply
    4,225.91x = 6,340.68 × 1,630.67
  4. Step 4: Simplify right side
    4,225.91x = 10,339,524.95
  5. Step 5: Solve for x
    x = 10,339,524.95/4,225.91
  6. Step 6: Final answer
    x = 2,446.70

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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.