Home / 4,121.93-6,182.96-2,272.70

Finding the Fourth Proportional to 4,121.93, 6,182.96 and 2,272.70

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Solution

The fourth proportional to 4,121.93, 6,182.96 and 2,272.70 is: 3,409.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121.93 : 6,182.96 = 2,272.70 : x
  2. Step 2: Convert to fraction form
    4,121.93/6,182.96 = 2,272.70/x
  3. Step 3: Cross multiply
    4,121.93x = 6,182.96 × 2,272.70
  4. Step 4: Simplify right side
    4,121.93x = 14,052,013.19
  5. Step 5: Solve for x
    x = 14,052,013.19/4,121.93
  6. Step 6: Final answer
    x = 3,409.09

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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.