Home / 7,670.97-11,506.46-3,288.06

Finding the Fourth Proportional to 7,670.97, 11,506.46 and 3,288.06

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Solution

The fourth proportional to 7,670.97, 11,506.46 and 3,288.06 is: 4,932.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,670.97 : 11,506.46 = 3,288.06 : x
  2. Step 2: Convert to fraction form
    7,670.97/11,506.46 = 3,288.06/x
  3. Step 3: Cross multiply
    7,670.97x = 11,506.46 × 3,288.06
  4. Step 4: Simplify right side
    7,670.97x = 37,833,914.43
  5. Step 5: Solve for x
    x = 37,833,914.43/7,670.97
  6. Step 6: Final answer
    x = 4,932.09

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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.