Home / 3,772.28-5,205.46-2,093.74

Finding the Fourth Proportional to 3,772.28, 5,205.46 and 2,093.74

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Solution

The fourth proportional to 3,772.28, 5,205.46 and 2,093.74 is: 2,889.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772.28 : 5,205.46 = 2,093.74 : x
  2. Step 2: Convert to fraction form
    3,772.28/5,205.46 = 2,093.74/x
  3. Step 3: Cross multiply
    3,772.28x = 5,205.46 × 2,093.74
  4. Step 4: Simplify right side
    3,772.28x = 10,898,879.82
  5. Step 5: Solve for x
    x = 10,898,879.82/3,772.28
  6. Step 6: Final answer
    x = 2,889.20

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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.