Home / 10,790.48-16,185.72-3,395.69

Finding the Fourth Proportional to 10,790.48, 16,185.72 and 3,395.69

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Solution

The fourth proportional to 10,790.48, 16,185.72 and 3,395.69 is: 5,093.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,790.48 : 16,185.72 = 3,395.69 : x
  2. Step 2: Convert to fraction form
    10,790.48/16,185.72 = 3,395.69/x
  3. Step 3: Cross multiply
    10,790.48x = 16,185.72 × 3,395.69
  4. Step 4: Simplify right side
    10,790.48x = 54,961,589.64
  5. Step 5: Solve for x
    x = 54,961,589.64/10,790.48
  6. Step 6: Final answer
    x = 5,093.53

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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.