Home / 10,965.05-16,447.58-3,570.26

Finding the Fourth Proportional to 10,965.05, 16,447.58 and 3,570.26

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Solution

The fourth proportional to 10,965.05, 16,447.58 and 3,570.26 is: 5,355.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,965.05 : 16,447.58 = 3,570.26 : x
  2. Step 2: Convert to fraction form
    10,965.05/16,447.58 = 3,570.26/x
  3. Step 3: Cross multiply
    10,965.05x = 16,447.58 × 3,570.26
  4. Step 4: Simplify right side
    10,965.05x = 58,722,036.88
  5. Step 5: Solve for x
    x = 58,722,036.88/10,965.05
  6. Step 6: Final answer
    x = 5,355.38

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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.