Home / 11,012.08-16,519.43-3,617.38

Finding the Fourth Proportional to 11,012.08, 16,519.43 and 3,617.38

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Solution

The fourth proportional to 11,012.08, 16,519.43 and 3,617.38 is: 5,426.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,012.08 : 16,519.43 = 3,617.38 : x
  2. Step 2: Convert to fraction form
    11,012.08/16,519.43 = 3,617.38/x
  3. Step 3: Cross multiply
    11,012.08x = 16,519.43 × 3,617.38
  4. Step 4: Simplify right side
    11,012.08x = 59,757,055.69
  5. Step 5: Solve for x
    x = 59,757,055.69/11,012.08
  6. Step 6: Final answer
    x = 5,426.50

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1.5x scale

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.