Home / 2,538.68-3,804.10-1,760.21

Finding the Fourth Proportional to 2,538.68, 3,804.10 and 1,760.21

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Solution

The fourth proportional to 2,538.68, 3,804.10 and 1,760.21 is: 2,637.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,538.68 : 3,804.10 = 1,760.21 : x
  2. Step 2: Convert to fraction form
    2,538.68/3,804.10 = 1,760.21/x
  3. Step 3: Cross multiply
    2,538.68x = 3,804.10 × 1,760.21
  4. Step 4: Simplify right side
    2,538.68x = 6,695,987.04
  5. Step 5: Solve for x
    x = 6,695,987.04/2,538.68
  6. Step 6: Final answer
    x = 2,637.59

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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.