Home / 7,968.31-10,996.55-4,383.55

Finding the Fourth Proportional to 7,968.31, 10,996.55 and 4,383.55

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Solution

The fourth proportional to 7,968.31, 10,996.55 and 4,383.55 is: 6,049.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,968.31 : 10,996.55 = 4,383.55 : x
  2. Step 2: Convert to fraction form
    7,968.31/10,996.55 = 4,383.55/x
  3. Step 3: Cross multiply
    7,968.31x = 10,996.55 × 4,383.55
  4. Step 4: Simplify right side
    7,968.31x = 48,203,849.85
  5. Step 5: Solve for x
    x = 48,203,849.85/7,968.31
  6. Step 6: Final answer
    x = 6,049.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.