Home / 11,930.52-17,895.78-3,610.35

Finding the Fourth Proportional to 11,930.52, 17,895.78 and 3,610.35

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Solution

The fourth proportional to 11,930.52, 17,895.78 and 3,610.35 is: 5,415.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,930.52 : 17,895.78 = 3,610.35 : x
  2. Step 2: Convert to fraction form
    11,930.52/17,895.78 = 3,610.35/x
  3. Step 3: Cross multiply
    11,930.52x = 17,895.78 × 3,610.35
  4. Step 4: Simplify right side
    11,930.52x = 64,610,011.27
  5. Step 5: Solve for x
    x = 64,610,011.27/11,930.52
  6. Step 6: Final answer
    x = 5,415.52

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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.