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Finding the Fourth Proportional to 4,092.71, 6,139.01 and 2,449.71

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Solution

The fourth proportional to 4,092.71, 6,139.01 and 2,449.71 is: 3,674.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,092.71 : 6,139.01 = 2,449.71 : x
  2. Step 2: Convert to fraction form
    4,092.71/6,139.01 = 2,449.71/x
  3. Step 3: Cross multiply
    4,092.71x = 6,139.01 × 2,449.71
  4. Step 4: Simplify right side
    4,092.71x = 15,038,800.31
  5. Step 5: Solve for x
    x = 15,038,800.31/4,092.71
  6. Step 6: Final answer
    x = 3,674.54

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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.