Home / 10,936.68-16,406.58-3,538.68

Finding the Fourth Proportional to 10,936.68, 16,406.58 and 3,538.68

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Solution

The fourth proportional to 10,936.68, 16,406.58 and 3,538.68 is: 5,308.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,936.68 : 16,406.58 = 3,538.68 : x
  2. Step 2: Convert to fraction form
    10,936.68/16,406.58 = 3,538.68/x
  3. Step 3: Cross multiply
    10,936.68x = 16,406.58 × 3,538.68
  4. Step 4: Simplify right side
    10,936.68x = 58,057,636.51
  5. Step 5: Solve for x
    x = 58,057,636.51/10,936.68
  6. Step 6: Final answer
    x = 5,308.52

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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.