Home / 3,577.64-4,938.48-2,086.02

Finding the Fourth Proportional to 3,577.64, 4,938.48 and 2,086.02

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Solution

The fourth proportional to 3,577.64, 4,938.48 and 2,086.02 is: 2,879.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.64 : 4,938.48 = 2,086.02 : x
  2. Step 2: Convert to fraction form
    3,577.64/4,938.48 = 2,086.02/x
  3. Step 3: Cross multiply
    3,577.64x = 4,938.48 × 2,086.02
  4. Step 4: Simplify right side
    3,577.64x = 10,301,768.05
  5. Step 5: Solve for x
    x = 10,301,768.05/3,577.64
  6. Step 6: Final answer
    x = 2,879.49

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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.