Home / 8,001.78-11,043.44-4,816.73

Finding the Fourth Proportional to 8,001.78, 11,043.44 and 4,816.73

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Solution

The fourth proportional to 8,001.78, 11,043.44 and 4,816.73 is: 6,647.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,001.78 : 11,043.44 = 4,816.73 : x
  2. Step 2: Convert to fraction form
    8,001.78/11,043.44 = 4,816.73/x
  3. Step 3: Cross multiply
    8,001.78x = 11,043.44 × 4,816.73
  4. Step 4: Simplify right side
    8,001.78x = 53,193,272.28
  5. Step 5: Solve for x
    x = 53,193,272.28/8,001.78
  6. Step 6: Final answer
    x = 6,647.68

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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.