Home / 5,172.89-7,755.48-2,050.34

Finding the Fourth Proportional to 5,172.89, 7,755.48 and 2,050.34

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Solution

The fourth proportional to 5,172.89, 7,755.48 and 2,050.34 is: 3,073.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,172.89 : 7,755.48 = 2,050.34 : x
  2. Step 2: Convert to fraction form
    5,172.89/7,755.48 = 2,050.34/x
  3. Step 3: Cross multiply
    5,172.89x = 7,755.48 × 2,050.34
  4. Step 4: Simplify right side
    5,172.89x = 15,901,332.09
  5. Step 5: Solve for x
    x = 15,901,332.09/5,172.89
  6. Step 6: Final answer
    x = 3,073.98

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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.