Home / 3,116.57-4,300.66-1,937.41

Finding the Fourth Proportional to 3,116.57, 4,300.66 and 1,937.41

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Solution

The fourth proportional to 3,116.57, 4,300.66 and 1,937.41 is: 2,673.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.57 : 4,300.66 = 1,937.41 : x
  2. Step 2: Convert to fraction form
    3,116.57/4,300.66 = 1,937.41/x
  3. Step 3: Cross multiply
    3,116.57x = 4,300.66 × 1,937.41
  4. Step 4: Simplify right side
    3,116.57x = 8,332,110.50
  5. Step 5: Solve for x
    x = 8,332,110.50/3,116.57
  6. Step 6: Final answer
    x = 2,673.49

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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.