Home / 3,178.42-4,767.70-2,237.52

Finding the Fourth Proportional to 3,178.42, 4,767.70 and 2,237.52

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Solution

The fourth proportional to 3,178.42, 4,767.70 and 2,237.52 is: 3,356.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,178.42 : 4,767.70 = 2,237.52 : x
  2. Step 2: Convert to fraction form
    3,178.42/4,767.70 = 2,237.52/x
  3. Step 3: Cross multiply
    3,178.42x = 4,767.70 × 2,237.52
  4. Step 4: Simplify right side
    3,178.42x = 10,667,824.10
  5. Step 5: Solve for x
    x = 10,667,824.10/3,178.42
  6. Step 6: Final answer
    x = 3,356.33

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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.