Home / 7,539.51-11,305.41-3,983.54

Finding the Fourth Proportional to 7,539.51, 11,305.41 and 3,983.54

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Solution

The fourth proportional to 7,539.51, 11,305.41 and 3,983.54 is: 5,973.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,539.51 : 11,305.41 = 3,983.54 : x
  2. Step 2: Convert to fraction form
    7,539.51/11,305.41 = 3,983.54/x
  3. Step 3: Cross multiply
    7,539.51x = 11,305.41 × 3,983.54
  4. Step 4: Simplify right side
    7,539.51x = 45,035,555.68
  5. Step 5: Solve for x
    x = 45,035,555.68/7,539.51
  6. Step 6: Final answer
    x = 5,973.27

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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.