Home / 10,223.76-15,333.36-3,983.94

Finding the Fourth Proportional to 10,223.76, 15,333.36 and 3,983.94

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Solution

The fourth proportional to 10,223.76, 15,333.36 and 3,983.94 is: 5,975.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,223.76 : 15,333.36 = 3,983.94 : x
  2. Step 2: Convert to fraction form
    10,223.76/15,333.36 = 3,983.94/x
  3. Step 3: Cross multiply
    10,223.76x = 15,333.36 × 3,983.94
  4. Step 4: Simplify right side
    10,223.76x = 61,087,186.24
  5. Step 5: Solve for x
    x = 61,087,186.24/10,223.76
  6. Step 6: Final answer
    x = 5,975.02

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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.