Home / 11,668.48-16,102.46-6,363.28

Finding the Fourth Proportional to 11,668.48, 16,102.46 and 6,363.28

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Solution

The fourth proportional to 11,668.48, 16,102.46 and 6,363.28 is: 8,781.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,668.48 : 16,102.46 = 6,363.28 : x
  2. Step 2: Convert to fraction form
    11,668.48/16,102.46 = 6,363.28/x
  3. Step 3: Cross multiply
    11,668.48x = 16,102.46 × 6,363.28
  4. Step 4: Simplify right side
    11,668.48x = 102,464,461.67
  5. Step 5: Solve for x
    x = 102,464,461.67/11,668.48
  6. Step 6: Final answer
    x = 8,781.30

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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.