Home / 2,370.78-3,272.44-1,625.82

Finding the Fourth Proportional to 2,370.78, 3,272.44 and 1,625.82

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Solution

The fourth proportional to 2,370.78, 3,272.44 and 1,625.82 is: 2,244.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.78 : 3,272.44 = 1,625.82 : x
  2. Step 2: Convert to fraction form
    2,370.78/3,272.44 = 1,625.82/x
  3. Step 3: Cross multiply
    2,370.78x = 3,272.44 × 1,625.82
  4. Step 4: Simplify right side
    2,370.78x = 5,320,398.40
  5. Step 5: Solve for x
    x = 5,320,398.40/2,370.78
  6. Step 6: Final answer
    x = 2,244.16

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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.