Home / 10,975.32-16,464.33-3,577.80

Finding the Fourth Proportional to 10,975.32, 16,464.33 and 3,577.80

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Solution

The fourth proportional to 10,975.32, 16,464.33 and 3,577.80 is: 5,367.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,975.32 : 16,464.33 = 3,577.80 : x
  2. Step 2: Convert to fraction form
    10,975.32/16,464.33 = 3,577.80/x
  3. Step 3: Cross multiply
    10,975.32x = 16,464.33 × 3,577.80
  4. Step 4: Simplify right side
    10,975.32x = 58,906,079.87
  5. Step 5: Solve for x
    x = 58,906,079.87/10,975.32
  6. Step 6: Final answer
    x = 5,367.14

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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.