Home / 3,107.48-4,682.62-2,571.70

Finding the Fourth Proportional to 3,107.48, 4,682.62 and 2,571.70

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Solution

The fourth proportional to 3,107.48, 4,682.62 and 2,571.70 is: 3,875.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107.48 : 4,682.62 = 2,571.70 : x
  2. Step 2: Convert to fraction form
    3,107.48/4,682.62 = 2,571.70/x
  3. Step 3: Cross multiply
    3,107.48x = 4,682.62 × 2,571.70
  4. Step 4: Simplify right side
    3,107.48x = 12,042,293.85
  5. Step 5: Solve for x
    x = 12,042,293.85/3,107.48
  6. Step 6: Final answer
    x = 3,875.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.