Home / 2,542.22-3,808.02-1,617.30

Finding the Fourth Proportional to 2,542.22, 3,808.02 and 1,617.30

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Solution

The fourth proportional to 2,542.22, 3,808.02 and 1,617.30 is: 2,422.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,542.22 : 3,808.02 = 1,617.30 : x
  2. Step 2: Convert to fraction form
    2,542.22/3,808.02 = 1,617.30/x
  3. Step 3: Cross multiply
    2,542.22x = 3,808.02 × 1,617.30
  4. Step 4: Simplify right side
    2,542.22x = 6,158,710.75
  5. Step 5: Solve for x
    x = 6,158,710.75/2,542.22
  6. Step 6: Final answer
    x = 2,422.57

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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.