Home / 3,625.66-5,001.04-2,878.44

Finding the Fourth Proportional to 3,625.66, 5,001.04 and 2,878.44

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Solution

The fourth proportional to 3,625.66, 5,001.04 and 2,878.44 is: 3,970.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625.66 : 5,001.04 = 2,878.44 : x
  2. Step 2: Convert to fraction form
    3,625.66/5,001.04 = 2,878.44/x
  3. Step 3: Cross multiply
    3,625.66x = 5,001.04 × 2,878.44
  4. Step 4: Simplify right side
    3,625.66x = 14,395,193.58
  5. Step 5: Solve for x
    x = 14,395,193.58/3,625.66
  6. Step 6: Final answer
    x = 3,970.37

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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.