Home / 3,970.57-5,955.78-1,373.44

Finding the Fourth Proportional to 3,970.57, 5,955.78 and 1,373.44

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Solution

The fourth proportional to 3,970.57, 5,955.78 and 1,373.44 is: 2,060.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,970.57 : 5,955.78 = 1,373.44 : x
  2. Step 2: Convert to fraction form
    3,970.57/5,955.78 = 1,373.44/x
  3. Step 3: Cross multiply
    3,970.57x = 5,955.78 × 1,373.44
  4. Step 4: Simplify right side
    3,970.57x = 8,179,906.48
  5. Step 5: Solve for x
    x = 8,179,906.48/3,970.57
  6. Step 6: Final answer
    x = 2,060.13

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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.