Home / 8,694.47-11,997.09-4,866.08

Finding the Fourth Proportional to 8,694.47, 11,997.09 and 4,866.08

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Solution

The fourth proportional to 8,694.47, 11,997.09 and 4,866.08 is: 6,714.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,694.47 : 11,997.09 = 4,866.08 : x
  2. Step 2: Convert to fraction form
    8,694.47/11,997.09 = 4,866.08/x
  3. Step 3: Cross multiply
    8,694.47x = 11,997.09 × 4,866.08
  4. Step 4: Simplify right side
    8,694.47x = 58,378,739.72
  5. Step 5: Solve for x
    x = 58,378,739.72/8,694.47
  6. Step 6: Final answer
    x = 6,714.47

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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.