Home / 3,577.12-5,365.70-1,267

Finding the Fourth Proportional to 3,577.12, 5,365.70 and 1,267

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Solution

The fourth proportional to 3,577.12, 5,365.70 and 1,267 is: 1,900.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.12 : 5,365.70 = 1,267 : x
  2. Step 2: Convert to fraction form
    3,577.12/5,365.70 = 1,267/x
  3. Step 3: Cross multiply
    3,577.12x = 5,365.70 × 1,267
  4. Step 4: Simplify right side
    3,577.12x = 6,798,335.57
  5. Step 5: Solve for x
    x = 6,798,335.57/3,577.12
  6. Step 6: Final answer
    x = 1,900.51

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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.