Home / 10,071.29-15,104.66-3,829.07

Finding the Fourth Proportional to 10,071.29, 15,104.66 and 3,829.07

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Solution

The fourth proportional to 10,071.29, 15,104.66 and 3,829.07 is: 5,742.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,071.29 : 15,104.66 = 3,829.07 : x
  2. Step 2: Convert to fraction form
    10,071.29/15,104.66 = 3,829.07/x
  3. Step 3: Cross multiply
    10,071.29x = 15,104.66 × 3,829.07
  4. Step 4: Simplify right side
    10,071.29x = 57,836,705.80
  5. Step 5: Solve for x
    x = 57,836,705.80/10,071.29
  6. Step 6: Final answer
    x = 5,742.73

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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.