Home / 4,938.93-7,414.18-3,899.63

Finding the Fourth Proportional to 4,938.93, 7,414.18 and 3,899.63

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Solution

The fourth proportional to 4,938.93, 7,414.18 and 3,899.63 is: 5,854.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938.93 : 7,414.18 = 3,899.63 : x
  2. Step 2: Convert to fraction form
    4,938.93/7,414.18 = 3,899.63/x
  3. Step 3: Cross multiply
    4,938.93x = 7,414.18 × 3,899.63
  4. Step 4: Simplify right side
    4,938.93x = 28,912,589.48
  5. Step 5: Solve for x
    x = 28,912,589.48/4,938.93
  6. Step 6: Final answer
    x = 5,854.02

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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.