Home / 8,664.14-12,997.54-3,043.32

Finding the Fourth Proportional to 8,664.14, 12,997.54 and 3,043.32

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Solution

The fourth proportional to 8,664.14, 12,997.54 and 3,043.32 is: 4,565.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,664.14 : 12,997.54 = 3,043.32 : x
  2. Step 2: Convert to fraction form
    8,664.14/12,997.54 = 3,043.32/x
  3. Step 3: Cross multiply
    8,664.14x = 12,997.54 × 3,043.32
  4. Step 4: Simplify right side
    8,664.14x = 39,555,673.43
  5. Step 5: Solve for x
    x = 39,555,673.43/8,664.14
  6. Step 6: Final answer
    x = 4,565.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.