Home / 8,727.21-13,092.44-2,887.92

Finding the Fourth Proportional to 8,727.21, 13,092.44 and 2,887.92

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Solution

The fourth proportional to 8,727.21, 13,092.44 and 2,887.92 is: 4,332.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,727.21 : 13,092.44 = 2,887.92 : x
  2. Step 2: Convert to fraction form
    8,727.21/13,092.44 = 2,887.92/x
  3. Step 3: Cross multiply
    8,727.21x = 13,092.44 × 2,887.92
  4. Step 4: Simplify right side
    8,727.21x = 37,809,904.89
  5. Step 5: Solve for x
    x = 37,809,904.89/8,727.21
  6. Step 6: Final answer
    x = 4,332.42

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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.