Home / 4,166.16-5,743.38-2,571.78

Finding the Fourth Proportional to 4,166.16, 5,743.38 and 2,571.78

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Solution

The fourth proportional to 4,166.16, 5,743.38 and 2,571.78 is: 3,545.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,166.16 : 5,743.38 = 2,571.78 : x
  2. Step 2: Convert to fraction form
    4,166.16/5,743.38 = 2,571.78/x
  3. Step 3: Cross multiply
    4,166.16x = 5,743.38 × 2,571.78
  4. Step 4: Simplify right side
    4,166.16x = 14,770,685.31
  5. Step 5: Solve for x
    x = 14,770,685.31/4,166.16
  6. Step 6: Final answer
    x = 3,545.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.