Home / 10,803.94-16,208.64-3,012.75

Finding the Fourth Proportional to 10,803.94, 16,208.64 and 3,012.75

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Solution

The fourth proportional to 10,803.94, 16,208.64 and 3,012.75 is: 4,519.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,803.94 : 16,208.64 = 3,012.75 : x
  2. Step 2: Convert to fraction form
    10,803.94/16,208.64 = 3,012.75/x
  3. Step 3: Cross multiply
    10,803.94x = 16,208.64 × 3,012.75
  4. Step 4: Simplify right side
    10,803.94x = 48,832,580.16
  5. Step 5: Solve for x
    x = 48,832,580.16/10,803.94
  6. Step 6: Final answer
    x = 4,519.89

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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.