Home / 8,660.94-11,951.64-5,076.60

Finding the Fourth Proportional to 8,660.94, 11,951.64 and 5,076.60

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Solution

The fourth proportional to 8,660.94, 11,951.64 and 5,076.60 is: 7,005.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,660.94 : 11,951.64 = 5,076.60 : x
  2. Step 2: Convert to fraction form
    8,660.94/11,951.64 = 5,076.60/x
  3. Step 3: Cross multiply
    8,660.94x = 11,951.64 × 5,076.60
  4. Step 4: Simplify right side
    8,660.94x = 60,673,695.62
  5. Step 5: Solve for x
    x = 60,673,695.62/8,660.94
  6. Step 6: Final answer
    x = 7,005.44

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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.