Home / 5,976.11-8,247.23-3,287.45

Finding the Fourth Proportional to 5,976.11, 8,247.23 and 3,287.45

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Solution

The fourth proportional to 5,976.11, 8,247.23 and 3,287.45 is: 4,536.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,976.11 : 8,247.23 = 3,287.45 : x
  2. Step 2: Convert to fraction form
    5,976.11/8,247.23 = 3,287.45/x
  3. Step 3: Cross multiply
    5,976.11x = 8,247.23 × 3,287.45
  4. Step 4: Simplify right side
    5,976.11x = 27,112,323.25
  5. Step 5: Solve for x
    x = 27,112,323.25/5,976.11
  6. Step 6: Final answer
    x = 4,536.78

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1.5x scale

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.