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Finding the Fourth Proportional to 3,086.54, 4,625.54 and 2,674.65

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Solution

The fourth proportional to 3,086.54, 4,625.54 and 2,674.65 is: 4,008.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086.54 : 4,625.54 = 2,674.65 : x
  2. Step 2: Convert to fraction form
    3,086.54/4,625.54 = 2,674.65/x
  3. Step 3: Cross multiply
    3,086.54x = 4,625.54 × 2,674.65
  4. Step 4: Simplify right side
    3,086.54x = 12,371,714.56
  5. Step 5: Solve for x
    x = 12,371,714.56/3,086.54
  6. Step 6: Final answer
    x = 4,008.28

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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.