Home / 5,359.92-8,039.92-2,199.09

Finding the Fourth Proportional to 5,359.92, 8,039.92 and 2,199.09

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Solution

The fourth proportional to 5,359.92, 8,039.92 and 2,199.09 is: 3,298.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,359.92 : 8,039.92 = 2,199.09 : x
  2. Step 2: Convert to fraction form
    5,359.92/8,039.92 = 2,199.09/x
  3. Step 3: Cross multiply
    5,359.92x = 8,039.92 × 2,199.09
  4. Step 4: Simplify right side
    5,359.92x = 17,680,533.89
  5. Step 5: Solve for x
    x = 17,680,533.89/5,359.92
  6. Step 6: Final answer
    x = 3,298.66

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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.