Home / 3,577.52-5,366.77-1,236.90

Finding the Fourth Proportional to 3,577.52, 5,366.77 and 1,236.90

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Solution

The fourth proportional to 3,577.52, 5,366.77 and 1,236.90 is: 1,855.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.52 : 5,366.77 = 1,236.90 : x
  2. Step 2: Convert to fraction form
    3,577.52/5,366.77 = 1,236.90/x
  3. Step 3: Cross multiply
    3,577.52x = 5,366.77 × 1,236.90
  4. Step 4: Simplify right side
    3,577.52x = 6,638,156.60
  5. Step 5: Solve for x
    x = 6,638,156.60/3,577.52
  6. Step 6: Final answer
    x = 1,855.52

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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.