Home / 5,351.60-8,029.92-2,065.88

Finding the Fourth Proportional to 5,351.60, 8,029.92 and 2,065.88

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Solution

The fourth proportional to 5,351.60, 8,029.92 and 2,065.88 is: 3,099.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.60 : 8,029.92 = 2,065.88 : x
  2. Step 2: Convert to fraction form
    5,351.60/8,029.92 = 2,065.88/x
  3. Step 3: Cross multiply
    5,351.60x = 8,029.92 × 2,065.88
  4. Step 4: Simplify right side
    5,351.60x = 16,588,851.13
  5. Step 5: Solve for x
    x = 16,588,851.13/5,351.60
  6. Step 6: Final answer
    x = 3,099.79

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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.