Home / 2,351.74-3,241.92-1,853.39

Finding the Fourth Proportional to 2,351.74, 3,241.92 and 1,853.39

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Solution

The fourth proportional to 2,351.74, 3,241.92 and 1,853.39 is: 2,554.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,351.74 : 3,241.92 = 1,853.39 : x
  2. Step 2: Convert to fraction form
    2,351.74/3,241.92 = 1,853.39/x
  3. Step 3: Cross multiply
    2,351.74x = 3,241.92 × 1,853.39
  4. Step 4: Simplify right side
    2,351.74x = 6,008,542.11
  5. Step 5: Solve for x
    x = 6,008,542.11/2,351.74
  6. Step 6: Final answer
    x = 2,554.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.