Home / 4,812.24-7,217.10-1,348.68

Finding the Fourth Proportional to 4,812.24, 7,217.10 and 1,348.68

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Solution

The fourth proportional to 4,812.24, 7,217.10 and 1,348.68 is: 2,022.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812.24 : 7,217.10 = 1,348.68 : x
  2. Step 2: Convert to fraction form
    4,812.24/7,217.10 = 1,348.68/x
  3. Step 3: Cross multiply
    4,812.24x = 7,217.10 × 1,348.68
  4. Step 4: Simplify right side
    4,812.24x = 9,733,558.43
  5. Step 5: Solve for x
    x = 9,733,558.43/4,812.24
  6. Step 6: Final answer
    x = 2,022.67

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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.