Home / 10,751.03-16,126.39-5,204.86

Finding the Fourth Proportional to 10,751.03, 16,126.39 and 5,204.86

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Solution

The fourth proportional to 10,751.03, 16,126.39 and 5,204.86 is: 7,807.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,751.03 : 16,126.39 = 5,204.86 : x
  2. Step 2: Convert to fraction form
    10,751.03/16,126.39 = 5,204.86/x
  3. Step 3: Cross multiply
    10,751.03x = 16,126.39 × 5,204.86
  4. Step 4: Simplify right side
    10,751.03x = 83,935,568.45
  5. Step 5: Solve for x
    x = 83,935,568.45/10,751.03
  6. Step 6: Final answer
    x = 7,807.21

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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.