Home / 3,551.76-5,327.26-1,577.42

Finding the Fourth Proportional to 3,551.76, 5,327.26 and 1,577.42

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Solution

The fourth proportional to 3,551.76, 5,327.26 and 1,577.42 is: 2,365.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.76 : 5,327.26 = 1,577.42 : x
  2. Step 2: Convert to fraction form
    3,551.76/5,327.26 = 1,577.42/x
  3. Step 3: Cross multiply
    3,551.76x = 5,327.26 × 1,577.42
  4. Step 4: Simplify right side
    3,551.76x = 8,403,326.47
  5. Step 5: Solve for x
    x = 8,403,326.47/3,551.76
  6. Step 6: Final answer
    x = 2,365.96

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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.