Home / 11,668.84-16,102.64-6,363.76

Finding the Fourth Proportional to 11,668.84, 16,102.64 and 6,363.76

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Solution

The fourth proportional to 11,668.84, 16,102.64 and 6,363.76 is: 8,781.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,668.84 : 16,102.64 = 6,363.76 : x
  2. Step 2: Convert to fraction form
    11,668.84/16,102.64 = 6,363.76/x
  3. Step 3: Cross multiply
    11,668.84x = 16,102.64 × 6,363.76
  4. Step 4: Simplify right side
    11,668.84x = 102,473,336.33
  5. Step 5: Solve for x
    x = 102,473,336.33/11,668.84
  6. Step 6: Final answer
    x = 8,781.79

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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.