Home / 8,251.83-11,387.53-4,474.99

Finding the Fourth Proportional to 8,251.83, 11,387.53 and 4,474.99

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Solution

The fourth proportional to 8,251.83, 11,387.53 and 4,474.99 is: 6,175.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,251.83 : 11,387.53 = 4,474.99 : x
  2. Step 2: Convert to fraction form
    8,251.83/11,387.53 = 4,474.99/x
  3. Step 3: Cross multiply
    8,251.83x = 11,387.53 × 4,474.99
  4. Step 4: Simplify right side
    8,251.83x = 50,959,088.97
  5. Step 5: Solve for x
    x = 50,959,088.97/8,251.83
  6. Step 6: Final answer
    x = 6,175.49

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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.