Home / 2,542.34-3,811.34-1,851.14

Finding the Fourth Proportional to 2,542.34, 3,811.34 and 1,851.14

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Solution

The fourth proportional to 2,542.34, 3,811.34 and 1,851.14 is: 2,775.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,542.34 : 3,811.34 = 1,851.14 : x
  2. Step 2: Convert to fraction form
    2,542.34/3,811.34 = 1,851.14/x
  3. Step 3: Cross multiply
    2,542.34x = 3,811.34 × 1,851.14
  4. Step 4: Simplify right side
    2,542.34x = 7,055,323.93
  5. Step 5: Solve for x
    x = 7,055,323.93/2,542.34
  6. Step 6: Final answer
    x = 2,775.13

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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.