Home / 2,072.48-2,859.11-1,363.41

Finding the Fourth Proportional to 2,072.48, 2,859.11 and 1,363.41

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Solution

The fourth proportional to 2,072.48, 2,859.11 and 1,363.41 is: 1,880.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072.48 : 2,859.11 = 1,363.41 : x
  2. Step 2: Convert to fraction form
    2,072.48/2,859.11 = 1,363.41/x
  3. Step 3: Cross multiply
    2,072.48x = 2,859.11 × 1,363.41
  4. Step 4: Simplify right side
    2,072.48x = 3,898,142.57
  5. Step 5: Solve for x
    x = 3,898,142.57/2,072.48
  6. Step 6: Final answer
    x = 1,880.91

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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.