Home / 3,775.25-5,209.60-2,283.99

Finding the Fourth Proportional to 3,775.25, 5,209.60 and 2,283.99

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Solution

The fourth proportional to 3,775.25, 5,209.60 and 2,283.99 is: 3,151.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,775.25 : 5,209.60 = 2,283.99 : x
  2. Step 2: Convert to fraction form
    3,775.25/5,209.60 = 2,283.99/x
  3. Step 3: Cross multiply
    3,775.25x = 5,209.60 × 2,283.99
  4. Step 4: Simplify right side
    3,775.25x = 11,898,662.88
  5. Step 5: Solve for x
    x = 11,898,662.88/3,775.25
  6. Step 6: Final answer
    x = 3,151.76

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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.