Home / 1,835.22-2,753.88-1,820.37

Finding the Fourth Proportional to 1,835.22, 2,753.88 and 1,820.37

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Solution

The fourth proportional to 1,835.22, 2,753.88 and 1,820.37 is: 2,731.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835.22 : 2,753.88 = 1,820.37 : x
  2. Step 2: Convert to fraction form
    1,835.22/2,753.88 = 1,820.37/x
  3. Step 3: Cross multiply
    1,835.22x = 2,753.88 × 1,820.37
  4. Step 4: Simplify right side
    1,835.22x = 5,013,080.54
  5. Step 5: Solve for x
    x = 5,013,080.54/1,835.22
  6. Step 6: Final answer
    x = 2,731.60

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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.