Home / 9,113.92-13,668.48-3,269.68

Finding the Fourth Proportional to 9,113.92, 13,668.48 and 3,269.68

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Solution

The fourth proportional to 9,113.92, 13,668.48 and 3,269.68 is: 4,903.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,113.92 : 13,668.48 = 3,269.68 : x
  2. Step 2: Convert to fraction form
    9,113.92/13,668.48 = 3,269.68/x
  3. Step 3: Cross multiply
    9,113.92x = 13,668.48 × 3,269.68
  4. Step 4: Simplify right side
    9,113.92x = 44,691,555.69
  5. Step 5: Solve for x
    x = 44,691,555.69/9,113.92
  6. Step 6: Final answer
    x = 4,903.66

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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.