Home / 3,655.11-5,473.87-2,090.37

Finding the Fourth Proportional to 3,655.11, 5,473.87 and 2,090.37

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Solution

The fourth proportional to 3,655.11, 5,473.87 and 2,090.37 is: 3,130.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,655.11 : 5,473.87 = 2,090.37 : x
  2. Step 2: Convert to fraction form
    3,655.11/5,473.87 = 2,090.37/x
  3. Step 3: Cross multiply
    3,655.11x = 5,473.87 × 2,090.37
  4. Step 4: Simplify right side
    3,655.11x = 11,442,413.63
  5. Step 5: Solve for x
    x = 11,442,413.63/3,655.11
  6. Step 6: Final answer
    x = 3,130.53

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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.