Home / 4,778.16-6,594.60-2,789.88

Finding the Fourth Proportional to 4,778.16, 6,594.60 and 2,789.88

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Solution

The fourth proportional to 4,778.16, 6,594.60 and 2,789.88 is: 3,850.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,778.16 : 6,594.60 = 2,789.88 : x
  2. Step 2: Convert to fraction form
    4,778.16/6,594.60 = 2,789.88/x
  3. Step 3: Cross multiply
    4,778.16x = 6,594.60 × 2,789.88
  4. Step 4: Simplify right side
    4,778.16x = 18,398,142.65
  5. Step 5: Solve for x
    x = 18,398,142.65/4,778.16
  6. Step 6: Final answer
    x = 3,850.47

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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.