Home / 8,784.24-13,174.38-2,542.92

Finding the Fourth Proportional to 8,784.24, 13,174.38 and 2,542.92

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Solution

The fourth proportional to 8,784.24, 13,174.38 and 2,542.92 is: 3,813.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,784.24 : 13,174.38 = 2,542.92 : x
  2. Step 2: Convert to fraction form
    8,784.24/13,174.38 = 2,542.92/x
  3. Step 3: Cross multiply
    8,784.24x = 13,174.38 × 2,542.92
  4. Step 4: Simplify right side
    8,784.24x = 33,501,394.39
  5. Step 5: Solve for x
    x = 33,501,394.39/8,784.24
  6. Step 6: Final answer
    x = 3,813.81

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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.