Home / 3,577.73-5,365.73-1,385.06

Finding the Fourth Proportional to 3,577.73, 5,365.73 and 1,385.06

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Solution

The fourth proportional to 3,577.73, 5,365.73 and 1,385.06 is: 2,077.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.73 : 5,365.73 = 1,385.06 : x
  2. Step 2: Convert to fraction form
    3,577.73/5,365.73 = 1,385.06/x
  3. Step 3: Cross multiply
    3,577.73x = 5,365.73 × 1,385.06
  4. Step 4: Simplify right side
    3,577.73x = 7,431,857.99
  5. Step 5: Solve for x
    x = 7,431,857.99/3,577.73
  6. Step 6: Final answer
    x = 2,077.26

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1.5x scale

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.