Home / 8,562.93-12,844.21-3,945.93

Finding the Fourth Proportional to 8,562.93, 12,844.21 and 3,945.93

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Solution

The fourth proportional to 8,562.93, 12,844.21 and 3,945.93 is: 5,918.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,562.93 : 12,844.21 = 3,945.93 : x
  2. Step 2: Convert to fraction form
    8,562.93/12,844.21 = 3,945.93/x
  3. Step 3: Cross multiply
    8,562.93x = 12,844.21 × 3,945.93
  4. Step 4: Simplify right side
    8,562.93x = 50,682,353.57
  5. Step 5: Solve for x
    x = 50,682,353.57/8,562.93
  6. Step 6: Final answer
    x = 5,918.81

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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.