Home / 11,015.64-16,517.79-4,440.06

Finding the Fourth Proportional to 11,015.64, 16,517.79 and 4,440.06

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Solution

The fourth proportional to 11,015.64, 16,517.79 and 4,440.06 is: 6,657.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,015.64 : 16,517.79 = 4,440.06 : x
  2. Step 2: Convert to fraction form
    11,015.64/16,517.79 = 4,440.06/x
  3. Step 3: Cross multiply
    11,015.64x = 16,517.79 × 4,440.06
  4. Step 4: Simplify right side
    11,015.64x = 73,339,978.67
  5. Step 5: Solve for x
    x = 73,339,978.67/11,015.64
  6. Step 6: Final answer
    x = 6,657.80

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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.