Home / 7,833.60-11,750.24-3,216.64

Finding the Fourth Proportional to 7,833.60, 11,750.24 and 3,216.64

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Solution

The fourth proportional to 7,833.60, 11,750.24 and 3,216.64 is: 4,824.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,833.60 : 11,750.24 = 3,216.64 : x
  2. Step 2: Convert to fraction form
    7,833.60/11,750.24 = 3,216.64/x
  3. Step 3: Cross multiply
    7,833.60x = 11,750.24 × 3,216.64
  4. Step 4: Simplify right side
    7,833.60x = 37,796,291.99
  5. Step 5: Solve for x
    x = 37,796,291.99/7,833.60
  6. Step 6: Final answer
    x = 4,824.89

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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.