Home / 11,952.60-17,927.46-3,188.16

Finding the Fourth Proportional to 11,952.60, 17,927.46 and 3,188.16

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Solution

The fourth proportional to 11,952.60, 17,927.46 and 3,188.16 is: 4,781.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,952.60 : 17,927.46 = 3,188.16 : x
  2. Step 2: Convert to fraction form
    11,952.60/17,927.46 = 3,188.16/x
  3. Step 3: Cross multiply
    11,952.60x = 17,927.46 × 3,188.16
  4. Step 4: Simplify right side
    11,952.60x = 57,155,610.87
  5. Step 5: Solve for x
    x = 57,155,610.87/11,952.60
  6. Step 6: Final answer
    x = 4,781.86

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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.