Home / 3,623.28-4,997.75-2,835.96

Finding the Fourth Proportional to 3,623.28, 4,997.75 and 2,835.96

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Solution

The fourth proportional to 3,623.28, 4,997.75 and 2,835.96 is: 3,911.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.28 : 4,997.75 = 2,835.96 : x
  2. Step 2: Convert to fraction form
    3,623.28/4,997.75 = 2,835.96/x
  3. Step 3: Cross multiply
    3,623.28x = 4,997.75 × 2,835.96
  4. Step 4: Simplify right side
    3,623.28x = 14,173,404.91
  5. Step 5: Solve for x
    x = 14,173,404.91/3,623.28
  6. Step 6: Final answer
    x = 3,911.76

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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.