Home / 7,960.36-11,937.48-3,797.20

Finding the Fourth Proportional to 7,960.36, 11,937.48 and 3,797.20

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Solution

The fourth proportional to 7,960.36, 11,937.48 and 3,797.20 is: 5,694.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,960.36 : 11,937.48 = 3,797.20 : x
  2. Step 2: Convert to fraction form
    7,960.36/11,937.48 = 3,797.20/x
  3. Step 3: Cross multiply
    7,960.36x = 11,937.48 × 3,797.20
  4. Step 4: Simplify right side
    7,960.36x = 45,328,999.06
  5. Step 5: Solve for x
    x = 45,328,999.06/7,960.36
  6. Step 6: Final answer
    x = 5,694.34

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1.5x scale

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.