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Finding the Fourth Proportional to 8,333, 11,499.79 and 4,556.08

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Solution

The fourth proportional to 8,333, 11,499.79 and 4,556.08 is: 6,287.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,333 : 11,499.79 = 4,556.08 : x
  2. Step 2: Convert to fraction form
    8,333/11,499.79 = 4,556.08/x
  3. Step 3: Cross multiply
    8,333x = 11,499.79 × 4,556.08
  4. Step 4: Simplify right side
    8,333x = 52,393,963.22
  5. Step 5: Solve for x
    x = 52,393,963.22/8,333
  6. Step 6: Final answer
    x = 6,287.53

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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.