Home / 1,610.11-2,403.62-1,539.19

Finding the Fourth Proportional to 1,610.11, 2,403.62 and 1,539.19

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Solution

The fourth proportional to 1,610.11, 2,403.62 and 1,539.19 is: 2,297.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610.11 : 2,403.62 = 1,539.19 : x
  2. Step 2: Convert to fraction form
    1,610.11/2,403.62 = 1,539.19/x
  3. Step 3: Cross multiply
    1,610.11x = 2,403.62 × 1,539.19
  4. Step 4: Simplify right side
    1,610.11x = 3,699,627.87
  5. Step 5: Solve for x
    x = 3,699,627.87/1,610.11
  6. Step 6: Final answer
    x = 2,297.75

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.