Home / 7,939.05-10,958.31-4,584.06

Finding the Fourth Proportional to 7,939.05, 10,958.31 and 4,584.06

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Solution

The fourth proportional to 7,939.05, 10,958.31 and 4,584.06 is: 6,327.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,939.05 : 10,958.31 = 4,584.06 : x
  2. Step 2: Convert to fraction form
    7,939.05/10,958.31 = 4,584.06/x
  3. Step 3: Cross multiply
    7,939.05x = 10,958.31 × 4,584.06
  4. Step 4: Simplify right side
    7,939.05x = 50,233,550.54
  5. Step 5: Solve for x
    x = 50,233,550.54/7,939.05
  6. Step 6: Final answer
    x = 6,327.40

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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.