Home / 9,328.44-13,992.66-3,086.78

Finding the Fourth Proportional to 9,328.44, 13,992.66 and 3,086.78

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Solution

The fourth proportional to 9,328.44, 13,992.66 and 3,086.78 is: 4,630.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,328.44 : 13,992.66 = 3,086.78 : x
  2. Step 2: Convert to fraction form
    9,328.44/13,992.66 = 3,086.78/x
  3. Step 3: Cross multiply
    9,328.44x = 13,992.66 × 3,086.78
  4. Step 4: Simplify right side
    9,328.44x = 43,192,263.03
  5. Step 5: Solve for x
    x = 43,192,263.03/9,328.44
  6. Step 6: Final answer
    x = 4,630.17

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1.5x scale

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.