Home / 11,079.93-16,615.02-4,149.57

Finding the Fourth Proportional to 11,079.93, 16,615.02 and 4,149.57

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Solution

The fourth proportional to 11,079.93, 16,615.02 and 4,149.57 is: 6,222.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,079.93 : 16,615.02 = 4,149.57 : x
  2. Step 2: Convert to fraction form
    11,079.93/16,615.02 = 4,149.57/x
  3. Step 3: Cross multiply
    11,079.93x = 16,615.02 × 4,149.57
  4. Step 4: Simplify right side
    11,079.93x = 68,945,188.54
  5. Step 5: Solve for x
    x = 68,945,188.54/11,079.93
  6. Step 6: Final answer
    x = 6,222.53

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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.