Home / 7,958.28-11,923.74-4,262.25

Finding the Fourth Proportional to 7,958.28, 11,923.74 and 4,262.25

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Solution

The fourth proportional to 7,958.28, 11,923.74 and 4,262.25 is: 6,386.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,958.28 : 11,923.74 = 4,262.25 : x
  2. Step 2: Convert to fraction form
    7,958.28/11,923.74 = 4,262.25/x
  3. Step 3: Cross multiply
    7,958.28x = 11,923.74 × 4,262.25
  4. Step 4: Simplify right side
    7,958.28x = 50,821,960.82
  5. Step 5: Solve for x
    x = 50,821,960.82/7,958.28
  6. Step 6: Final answer
    x = 6,386.05

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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.