Home / 3,201.42-4,794.76-3,090.61

Finding the Fourth Proportional to 3,201.42, 4,794.76 and 3,090.61

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Solution

The fourth proportional to 3,201.42, 4,794.76 and 3,090.61 is: 4,628.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201.42 : 4,794.76 = 3,090.61 : x
  2. Step 2: Convert to fraction form
    3,201.42/4,794.76 = 3,090.61/x
  3. Step 3: Cross multiply
    3,201.42x = 4,794.76 × 3,090.61
  4. Step 4: Simplify right side
    3,201.42x = 14,818,733.20
  5. Step 5: Solve for x
    x = 14,818,733.20/3,201.42
  6. Step 6: Final answer
    x = 4,628.80

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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.