Home / 8,380.94-11,564.05-4,796.99

Finding the Fourth Proportional to 8,380.94, 11,564.05 and 4,796.99

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Solution

The fourth proportional to 8,380.94, 11,564.05 and 4,796.99 is: 6,618.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,380.94 : 11,564.05 = 4,796.99 : x
  2. Step 2: Convert to fraction form
    8,380.94/11,564.05 = 4,796.99/x
  3. Step 3: Cross multiply
    8,380.94x = 11,564.05 × 4,796.99
  4. Step 4: Simplify right side
    8,380.94x = 55,472,634.99
  5. Step 5: Solve for x
    x = 55,472,634.99/8,380.94
  6. Step 6: Final answer
    x = 6,618.91

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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.