Home / 2,090.67-3,139.26-1,801.41

Finding the Fourth Proportional to 2,090.67, 3,139.26 and 1,801.41

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Solution

The fourth proportional to 2,090.67, 3,139.26 and 1,801.41 is: 2,704.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,090.67 : 3,139.26 = 1,801.41 : x
  2. Step 2: Convert to fraction form
    2,090.67/3,139.26 = 1,801.41/x
  3. Step 3: Cross multiply
    2,090.67x = 3,139.26 × 1,801.41
  4. Step 4: Simplify right side
    2,090.67x = 5,655,094.36
  5. Step 5: Solve for x
    x = 5,655,094.36/2,090.67
  6. Step 6: Final answer
    x = 2,704.92

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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.