Home / 7,992.04-11,012.82-6,188.64

Finding the Fourth Proportional to 7,992.04, 11,012.82 and 6,188.64

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Solution

The fourth proportional to 7,992.04, 11,012.82 and 6,188.64 is: 8,527.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,992.04 : 11,012.82 = 6,188.64 : x
  2. Step 2: Convert to fraction form
    7,992.04/11,012.82 = 6,188.64/x
  3. Step 3: Cross multiply
    7,992.04x = 11,012.82 × 6,188.64
  4. Step 4: Simplify right side
    7,992.04x = 68,154,378.36
  5. Step 5: Solve for x
    x = 68,154,378.36/7,992.04
  6. Step 6: Final answer
    x = 8,527.78

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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.