Home / 2,540.45-3,803.99-2,044.21

Finding the Fourth Proportional to 2,540.45, 3,803.99 and 2,044.21

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Solution

The fourth proportional to 2,540.45, 3,803.99 and 2,044.21 is: 3,060.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,540.45 : 3,803.99 = 2,044.21 : x
  2. Step 2: Convert to fraction form
    2,540.45/3,803.99 = 2,044.21/x
  3. Step 3: Cross multiply
    2,540.45x = 3,803.99 × 2,044.21
  4. Step 4: Simplify right side
    2,540.45x = 7,776,154.40
  5. Step 5: Solve for x
    x = 7,776,154.40/2,540.45
  6. Step 6: Final answer
    x = 3,060.94

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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.