Home / 3,752.37-5,178.60-2,180.97

Finding the Fourth Proportional to 3,752.37, 5,178.60 and 2,180.97

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Solution

The fourth proportional to 3,752.37, 5,178.60 and 2,180.97 is: 3,009.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,752.37 : 5,178.60 = 2,180.97 : x
  2. Step 2: Convert to fraction form
    3,752.37/5,178.60 = 2,180.97/x
  3. Step 3: Cross multiply
    3,752.37x = 5,178.60 × 2,180.97
  4. Step 4: Simplify right side
    3,752.37x = 11,294,371.24
  5. Step 5: Solve for x
    x = 11,294,371.24/3,752.37
  6. Step 6: Final answer
    x = 3,009.93

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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.