Home / 11,076.78-15,285.44-6,296.64

Finding the Fourth Proportional to 11,076.78, 15,285.44 and 6,296.64

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Solution

The fourth proportional to 11,076.78, 15,285.44 and 6,296.64 is: 8,689.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,076.78 : 15,285.44 = 6,296.64 : x
  2. Step 2: Convert to fraction form
    11,076.78/15,285.44 = 6,296.64/x
  3. Step 3: Cross multiply
    11,076.78x = 15,285.44 × 6,296.64
  4. Step 4: Simplify right side
    11,076.78x = 96,246,871.34
  5. Step 5: Solve for x
    x = 96,246,871.34/11,076.78
  6. Step 6: Final answer
    x = 8,689.06

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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.