Home / 1,837.18-2,755.77-539.02

Finding the Fourth Proportional to 1,837.18, 2,755.77 and 539.02

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Solution

The fourth proportional to 1,837.18, 2,755.77 and 539.02 is: 808.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837.18 : 2,755.77 = 539.02 : x
  2. Step 2: Convert to fraction form
    1,837.18/2,755.77 = 539.02/x
  3. Step 3: Cross multiply
    1,837.18x = 2,755.77 × 539.02
  4. Step 4: Simplify right side
    1,837.18x = 1,485,415.15
  5. Step 5: Solve for x
    x = 1,485,415.15/1,837.18
  6. Step 6: Final answer
    x = 808.53

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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.