Home / 6,346.45-9,519.42-1,963.88

Finding the Fourth Proportional to 6,346.45, 9,519.42 and 1,963.88

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Solution

The fourth proportional to 6,346.45, 9,519.42 and 1,963.88 is: 2,945.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,346.45 : 9,519.42 = 1,963.88 : x
  2. Step 2: Convert to fraction form
    6,346.45/9,519.42 = 1,963.88/x
  3. Step 3: Cross multiply
    6,346.45x = 9,519.42 × 1,963.88
  4. Step 4: Simplify right side
    6,346.45x = 18,694,994.01
  5. Step 5: Solve for x
    x = 18,694,994.01/6,346.45
  6. Step 6: Final answer
    x = 2,945.74

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1.5x scale

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.