Home / 3,577.57-5,366.87-1,112.61

Finding the Fourth Proportional to 3,577.57, 5,366.87 and 1,112.61

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Solution

The fourth proportional to 3,577.57, 5,366.87 and 1,112.61 is: 1,669.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.57 : 5,366.87 = 1,112.61 : x
  2. Step 2: Convert to fraction form
    3,577.57/5,366.87 = 1,112.61/x
  3. Step 3: Cross multiply
    3,577.57x = 5,366.87 × 1,112.61
  4. Step 4: Simplify right side
    3,577.57x = 5,971,233.23
  5. Step 5: Solve for x
    x = 5,971,233.23/3,577.57
  6. Step 6: Final answer
    x = 1,669.08

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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.