Home / 9,106.23-13,659.30-5,207.88

Finding the Fourth Proportional to 9,106.23, 13,659.30 and 5,207.88

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Solution

The fourth proportional to 9,106.23, 13,659.30 and 5,207.88 is: 7,811.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,106.23 : 13,659.30 = 5,207.88 : x
  2. Step 2: Convert to fraction form
    9,106.23/13,659.30 = 5,207.88/x
  3. Step 3: Cross multiply
    9,106.23x = 13,659.30 × 5,207.88
  4. Step 4: Simplify right side
    9,106.23x = 71,135,995.28
  5. Step 5: Solve for x
    x = 71,135,995.28/9,106.23
  6. Step 6: Final answer
    x = 7,811.79

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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.