Home / 10,273.94-15,398.12-4,721.38

Finding the Fourth Proportional to 10,273.94, 15,398.12 and 4,721.38

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Solution

The fourth proportional to 10,273.94, 15,398.12 and 4,721.38 is: 7,076.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,273.94 : 15,398.12 = 4,721.38 : x
  2. Step 2: Convert to fraction form
    10,273.94/15,398.12 = 4,721.38/x
  3. Step 3: Cross multiply
    10,273.94x = 15,398.12 × 4,721.38
  4. Step 4: Simplify right side
    10,273.94x = 72,700,375.81
  5. Step 5: Solve for x
    x = 72,700,375.81/10,273.94
  6. Step 6: Final answer
    x = 7,076.19

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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.