Home / 3,785.03-5,677.59-2,141.74

Finding the Fourth Proportional to 3,785.03, 5,677.59 and 2,141.74

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Solution

The fourth proportional to 3,785.03, 5,677.59 and 2,141.74 is: 3,212.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785.03 : 5,677.59 = 2,141.74 : x
  2. Step 2: Convert to fraction form
    3,785.03/5,677.59 = 2,141.74/x
  3. Step 3: Cross multiply
    3,785.03x = 5,677.59 × 2,141.74
  4. Step 4: Simplify right side
    3,785.03x = 12,159,936.74
  5. Step 5: Solve for x
    x = 12,159,936.74/3,785.03
  6. Step 6: Final answer
    x = 3,212.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.