Home / 10,969.02-16,453.26-3,177.90

Finding the Fourth Proportional to 10,969.02, 16,453.26 and 3,177.90

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Solution

The fourth proportional to 10,969.02, 16,453.26 and 3,177.90 is: 4,766.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,969.02 : 16,453.26 = 3,177.90 : x
  2. Step 2: Convert to fraction form
    10,969.02/16,453.26 = 3,177.90/x
  3. Step 3: Cross multiply
    10,969.02x = 16,453.26 × 3,177.90
  4. Step 4: Simplify right side
    10,969.02x = 52,286,814.95
  5. Step 5: Solve for x
    x = 52,286,814.95/10,969.02
  6. Step 6: Final answer
    x = 4,766.77

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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.