Home / 3,625.82-5,003.56-2,113.66

Finding the Fourth Proportional to 3,625.82, 5,003.56 and 2,113.66

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Solution

The fourth proportional to 3,625.82, 5,003.56 and 2,113.66 is: 2,916.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625.82 : 5,003.56 = 2,113.66 : x
  2. Step 2: Convert to fraction form
    3,625.82/5,003.56 = 2,113.66/x
  3. Step 3: Cross multiply
    3,625.82x = 5,003.56 × 2,113.66
  4. Step 4: Simplify right side
    3,625.82x = 10,575,824.63
  5. Step 5: Solve for x
    x = 10,575,824.63/3,625.82
  6. Step 6: Final answer
    x = 2,916.81

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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.