Home / 3,623.74-5,425.00-2,749.66

Finding the Fourth Proportional to 3,623.74, 5,425.00 and 2,749.66

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Solution

The fourth proportional to 3,623.74, 5,425.00 and 2,749.66 is: 4,116.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.74 : 5,425.00 = 2,749.66 : x
  2. Step 2: Convert to fraction form
    3,623.74/5,425.00 = 2,749.66/x
  3. Step 3: Cross multiply
    3,623.74x = 5,425.00 × 2,749.66
  4. Step 4: Simplify right side
    3,623.74x = 14,916,908.95
  5. Step 5: Solve for x
    x = 14,916,908.95/3,623.74
  6. Step 6: Final answer
    x = 4,116.45

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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.