Home / 5,087.94-7,627.21-1,755.39

Finding the Fourth Proportional to 5,087.94, 7,627.21 and 1,755.39

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Solution

The fourth proportional to 5,087.94, 7,627.21 and 1,755.39 is: 2,631.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,087.94 : 7,627.21 = 1,755.39 : x
  2. Step 2: Convert to fraction form
    5,087.94/7,627.21 = 1,755.39/x
  3. Step 3: Cross multiply
    5,087.94x = 7,627.21 × 1,755.39
  4. Step 4: Simplify right side
    5,087.94x = 13,388,728.16
  5. Step 5: Solve for x
    x = 13,388,728.16/5,087.94
  6. Step 6: Final answer
    x = 2,631.46

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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.