Home / 11,668.74-16,103.25-6,363.86

Finding the Fourth Proportional to 11,668.74, 16,103.25 and 6,363.86

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Solution

The fourth proportional to 11,668.74, 16,103.25 and 6,363.86 is: 8,782.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,668.74 : 16,103.25 = 6,363.86 : x
  2. Step 2: Convert to fraction form
    11,668.74/16,103.25 = 6,363.86/x
  3. Step 3: Cross multiply
    11,668.74x = 16,103.25 × 6,363.86
  4. Step 4: Simplify right side
    11,668.74x = 102,478,748.03
  5. Step 5: Solve for x
    x = 102,478,748.03/11,668.74
  6. Step 6: Final answer
    x = 8,782.33

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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.