Home / 6,305.20-9,458.40-2,794.78

Finding the Fourth Proportional to 6,305.20, 9,458.40 and 2,794.78

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Solution

The fourth proportional to 6,305.20, 9,458.40 and 2,794.78 is: 4,192.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,305.20 : 9,458.40 = 2,794.78 : x
  2. Step 2: Convert to fraction form
    6,305.20/9,458.40 = 2,794.78/x
  3. Step 3: Cross multiply
    6,305.20x = 9,458.40 × 2,794.78
  4. Step 4: Simplify right side
    6,305.20x = 26,434,147.15
  5. Step 5: Solve for x
    x = 26,434,147.15/6,305.20
  6. Step 6: Final answer
    x = 4,192.44

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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.