Home / 4,205.67-6,305.43-2,124.72

Finding the Fourth Proportional to 4,205.67, 6,305.43 and 2,124.72

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Solution

The fourth proportional to 4,205.67, 6,305.43 and 2,124.72 is: 3,185.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,205.67 : 6,305.43 = 2,124.72 : x
  2. Step 2: Convert to fraction form
    4,205.67/6,305.43 = 2,124.72/x
  3. Step 3: Cross multiply
    4,205.67x = 6,305.43 × 2,124.72
  4. Step 4: Simplify right side
    4,205.67x = 13,397,273.23
  5. Step 5: Solve for x
    x = 13,397,273.23/4,205.67
  6. Step 6: Final answer
    x = 3,185.53

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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.