Home / 11,015.88-15,201.54-6,300.06

Finding the Fourth Proportional to 11,015.88, 15,201.54 and 6,300.06

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Solution

The fourth proportional to 11,015.88, 15,201.54 and 6,300.06 is: 8,693.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,015.88 : 15,201.54 = 6,300.06 : x
  2. Step 2: Convert to fraction form
    11,015.88/15,201.54 = 6,300.06/x
  3. Step 3: Cross multiply
    11,015.88x = 15,201.54 × 6,300.06
  4. Step 4: Simplify right side
    11,015.88x = 95,770,614.09
  5. Step 5: Solve for x
    x = 95,770,614.09/11,015.88
  6. Step 6: Final answer
    x = 8,693.87

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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.