Home / 6,346.20-9,519.57-1,963.74

Finding the Fourth Proportional to 6,346.20, 9,519.57 and 1,963.74

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Solution

The fourth proportional to 6,346.20, 9,519.57 and 1,963.74 is: 2,945.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,346.20 : 9,519.57 = 1,963.74 : x
  2. Step 2: Convert to fraction form
    6,346.20/9,519.57 = 1,963.74/x
  3. Step 3: Cross multiply
    6,346.20x = 9,519.57 × 1,963.74
  4. Step 4: Simplify right side
    6,346.20x = 18,693,960.39
  5. Step 5: Solve for x
    x = 18,693,960.39/6,346.20
  6. Step 6: Final answer
    x = 2,945.69

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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.