Home / 4,039.94-5,574.62-2,447.55

Finding the Fourth Proportional to 4,039.94, 5,574.62 and 2,447.55

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Solution

The fourth proportional to 4,039.94, 5,574.62 and 2,447.55 is: 3,377.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,039.94 : 5,574.62 = 2,447.55 : x
  2. Step 2: Convert to fraction form
    4,039.94/5,574.62 = 2,447.55/x
  3. Step 3: Cross multiply
    4,039.94x = 5,574.62 × 2,447.55
  4. Step 4: Simplify right side
    4,039.94x = 13,644,167.30
  5. Step 5: Solve for x
    x = 13,644,167.30/4,039.94
  6. Step 6: Final answer
    x = 3,377.32

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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.