Home / 7,929.02-11,895.72-2,735.30

Finding the Fourth Proportional to 7,929.02, 11,895.72 and 2,735.30

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Solution

The fourth proportional to 7,929.02, 11,895.72 and 2,735.30 is: 4,103.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,929.02 : 11,895.72 = 2,735.30 : x
  2. Step 2: Convert to fraction form
    7,929.02/11,895.72 = 2,735.30/x
  3. Step 3: Cross multiply
    7,929.02x = 11,895.72 × 2,735.30
  4. Step 4: Simplify right side
    7,929.02x = 32,538,362.92
  5. Step 5: Solve for x
    x = 32,538,362.92/7,929.02
  6. Step 6: Final answer
    x = 4,103.71

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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.