Home / 11,019.81-15,207.26-5,984

Finding the Fourth Proportional to 11,019.81, 15,207.26 and 5,984

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Solution

The fourth proportional to 11,019.81, 15,207.26 and 5,984 is: 8,257.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,019.81 : 15,207.26 = 5,984 : x
  2. Step 2: Convert to fraction form
    11,019.81/15,207.26 = 5,984/x
  3. Step 3: Cross multiply
    11,019.81x = 15,207.26 × 5,984
  4. Step 4: Simplify right side
    11,019.81x = 91,000,243.84
  5. Step 5: Solve for x
    x = 91,000,243.84/11,019.81
  6. Step 6: Final answer
    x = 8,257.88

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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.