Home / 11,941.02-17,911.62-6,745.68

Finding the Fourth Proportional to 11,941.02, 17,911.62 and 6,745.68

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Solution

The fourth proportional to 11,941.02, 17,911.62 and 6,745.68 is: 10,118.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,941.02 : 17,911.62 = 6,745.68 : x
  2. Step 2: Convert to fraction form
    11,941.02/17,911.62 = 6,745.68/x
  3. Step 3: Cross multiply
    11,941.02x = 17,911.62 × 6,745.68
  4. Step 4: Simplify right side
    11,941.02x = 120,826,056.80
  5. Step 5: Solve for x
    x = 120,826,056.80/11,941.02
  6. Step 6: Final answer
    x = 10,118.57

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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.