Home / 11,668.86-17,503.05-2,903.85

Finding the Fourth Proportional to 11,668.86, 17,503.05 and 2,903.85

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Solution

The fourth proportional to 11,668.86, 17,503.05 and 2,903.85 is: 4,355.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,668.86 : 17,503.05 = 2,903.85 : x
  2. Step 2: Convert to fraction form
    11,668.86/17,503.05 = 2,903.85/x
  3. Step 3: Cross multiply
    11,668.86x = 17,503.05 × 2,903.85
  4. Step 4: Simplify right side
    11,668.86x = 50,826,231.74
  5. Step 5: Solve for x
    x = 50,826,231.74/11,668.86
  6. Step 6: Final answer
    x = 4,355.72

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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.