Home / 3,884.60-5,361.50-2,206.07

Finding the Fourth Proportional to 3,884.60, 5,361.50 and 2,206.07

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Solution

The fourth proportional to 3,884.60, 5,361.50 and 2,206.07 is: 3,044.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,884.60 : 5,361.50 = 2,206.07 : x
  2. Step 2: Convert to fraction form
    3,884.60/5,361.50 = 2,206.07/x
  3. Step 3: Cross multiply
    3,884.60x = 5,361.50 × 2,206.07
  4. Step 4: Simplify right side
    3,884.60x = 11,827,844.31
  5. Step 5: Solve for x
    x = 11,827,844.31/3,884.60
  6. Step 6: Final answer
    x = 3,044.80

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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.