Home / 6,664.08-9,997.80-2,767.68

Finding the Fourth Proportional to 6,664.08, 9,997.80 and 2,767.68

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Solution

The fourth proportional to 6,664.08, 9,997.80 and 2,767.68 is: 4,152.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,664.08 : 9,997.80 = 2,767.68 : x
  2. Step 2: Convert to fraction form
    6,664.08/9,997.80 = 2,767.68/x
  3. Step 3: Cross multiply
    6,664.08x = 9,997.80 × 2,767.68
  4. Step 4: Simplify right side
    6,664.08x = 27,670,711.10
  5. Step 5: Solve for x
    x = 27,670,711.10/6,664.08
  6. Step 6: Final answer
    x = 4,152.22

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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.