Home / 10,207.73-15,299.25-5,274.69

Finding the Fourth Proportional to 10,207.73, 15,299.25 and 5,274.69

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Solution

The fourth proportional to 10,207.73, 15,299.25 and 5,274.69 is: 7,905.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,207.73 : 15,299.25 = 5,274.69 : x
  2. Step 2: Convert to fraction form
    10,207.73/15,299.25 = 5,274.69/x
  3. Step 3: Cross multiply
    10,207.73x = 15,299.25 × 5,274.69
  4. Step 4: Simplify right side
    10,207.73x = 80,698,800.98
  5. Step 5: Solve for x
    x = 80,698,800.98/10,207.73
  6. Step 6: Final answer
    x = 7,905.66

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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.