Home / 5,225.31-7,835.97-2,104.25

Finding the Fourth Proportional to 5,225.31, 7,835.97 and 2,104.25

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Solution

The fourth proportional to 5,225.31, 7,835.97 and 2,104.25 is: 3,155.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,225.31 : 7,835.97 = 2,104.25 : x
  2. Step 2: Convert to fraction form
    5,225.31/7,835.97 = 2,104.25/x
  3. Step 3: Cross multiply
    5,225.31x = 7,835.97 × 2,104.25
  4. Step 4: Simplify right side
    5,225.31x = 16,488,808.58
  5. Step 5: Solve for x
    x = 16,488,808.58/5,225.31
  6. Step 6: Final answer
    x = 3,155.57

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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.