Home / 7,930.02-11,896.86-2,383.47

Finding the Fourth Proportional to 7,930.02, 11,896.86 and 2,383.47

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Solution

The fourth proportional to 7,930.02, 11,896.86 and 2,383.47 is: 3,575.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,930.02 : 11,896.86 = 2,383.47 : x
  2. Step 2: Convert to fraction form
    7,930.02/11,896.86 = 2,383.47/x
  3. Step 3: Cross multiply
    7,930.02x = 11,896.86 × 2,383.47
  4. Step 4: Simplify right side
    7,930.02x = 28,355,808.90
  5. Step 5: Solve for x
    x = 28,355,808.90/7,930.02
  6. Step 6: Final answer
    x = 3,575.76

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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.