Home / 4,939.22-7,414.61-3,899.93

Finding the Fourth Proportional to 4,939.22, 7,414.61 and 3,899.93

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Solution

The fourth proportional to 4,939.22, 7,414.61 and 3,899.93 is: 5,854.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,939.22 : 7,414.61 = 3,899.93 : x
  2. Step 2: Convert to fraction form
    4,939.22/7,414.61 = 3,899.93/x
  3. Step 3: Cross multiply
    4,939.22x = 7,414.61 × 3,899.93
  4. Step 4: Simplify right side
    4,939.22x = 28,916,403.40
  5. Step 5: Solve for x
    x = 28,916,403.40/4,939.22
  6. Step 6: Final answer
    x = 5,854.44

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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.