Home / 3,801.33-5,244.39-2,808.99

Finding the Fourth Proportional to 3,801.33, 5,244.39 and 2,808.99

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Solution

The fourth proportional to 3,801.33, 5,244.39 and 2,808.99 is: 3,875.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,801.33 : 5,244.39 = 2,808.99 : x
  2. Step 2: Convert to fraction form
    3,801.33/5,244.39 = 2,808.99/x
  3. Step 3: Cross multiply
    3,801.33x = 5,244.39 × 2,808.99
  4. Step 4: Simplify right side
    3,801.33x = 14,731,439.07
  5. Step 5: Solve for x
    x = 14,731,439.07/3,801.33
  6. Step 6: Final answer
    x = 3,875.34

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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.