Home / 1,853.37-2,781.95-1,241.34

Finding the Fourth Proportional to 1,853.37, 2,781.95 and 1,241.34

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Solution

The fourth proportional to 1,853.37, 2,781.95 and 1,241.34 is: 1,863.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853.37 : 2,781.95 = 1,241.34 : x
  2. Step 2: Convert to fraction form
    1,853.37/2,781.95 = 1,241.34/x
  3. Step 3: Cross multiply
    1,853.37x = 2,781.95 × 1,241.34
  4. Step 4: Simplify right side
    1,853.37x = 3,453,339.61
  5. Step 5: Solve for x
    x = 3,453,339.61/1,853.37
  6. Step 6: Final answer
    x = 1,863.28

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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.