Home / 3,623.22-5,001.23-2,131.07

Finding the Fourth Proportional to 3,623.22, 5,001.23 and 2,131.07

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Solution

The fourth proportional to 3,623.22, 5,001.23 and 2,131.07 is: 2,941.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.22 : 5,001.23 = 2,131.07 : x
  2. Step 2: Convert to fraction form
    3,623.22/5,001.23 = 2,131.07/x
  3. Step 3: Cross multiply
    3,623.22x = 5,001.23 × 2,131.07
  4. Step 4: Simplify right side
    3,623.22x = 10,657,935.55
  5. Step 5: Solve for x
    x = 10,657,935.55/3,623.22
  6. Step 6: Final answer
    x = 2,941.56

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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.