Home / 3,555.40-4,906.44-2,063.62

Finding the Fourth Proportional to 3,555.40, 4,906.44 and 2,063.62

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Solution

The fourth proportional to 3,555.40, 4,906.44 and 2,063.62 is: 2,847.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.40 : 4,906.44 = 2,063.62 : x
  2. Step 2: Convert to fraction form
    3,555.40/4,906.44 = 2,063.62/x
  3. Step 3: Cross multiply
    3,555.40x = 4,906.44 × 2,063.62
  4. Step 4: Simplify right side
    3,555.40x = 10,125,027.71
  5. Step 5: Solve for x
    x = 10,125,027.71/3,555.40
  6. Step 6: Final answer
    x = 2,847.79

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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.