Home / 10,688.28-16,033.68-3,669.60

Finding the Fourth Proportional to 10,688.28, 16,033.68 and 3,669.60

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Solution

The fourth proportional to 10,688.28, 16,033.68 and 3,669.60 is: 5,504.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,688.28 : 16,033.68 = 3,669.60 : x
  2. Step 2: Convert to fraction form
    10,688.28/16,033.68 = 3,669.60/x
  3. Step 3: Cross multiply
    10,688.28x = 16,033.68 × 3,669.60
  4. Step 4: Simplify right side
    10,688.28x = 58,837,192.13
  5. Step 5: Solve for x
    x = 58,837,192.13/10,688.28
  6. Step 6: Final answer
    x = 5,504.83

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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.