Home / 2,755.96-3,803.36-1,577.44

Finding the Fourth Proportional to 2,755.96, 3,803.36 and 1,577.44

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Solution

The fourth proportional to 2,755.96, 3,803.36 and 1,577.44 is: 2,176.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,755.96 : 3,803.36 = 1,577.44 : x
  2. Step 2: Convert to fraction form
    2,755.96/3,803.36 = 1,577.44/x
  3. Step 3: Cross multiply
    2,755.96x = 3,803.36 × 1,577.44
  4. Step 4: Simplify right side
    2,755.96x = 5,999,572.20
  5. Step 5: Solve for x
    x = 5,999,572.20/2,755.96
  6. Step 6: Final answer
    x = 2,176.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.