Home / 5,624.88-8,435.97-2,113.89

Finding the Fourth Proportional to 5,624.88, 8,435.97 and 2,113.89

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Solution

The fourth proportional to 5,624.88, 8,435.97 and 2,113.89 is: 3,170.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,624.88 : 8,435.97 = 2,113.89 : x
  2. Step 2: Convert to fraction form
    5,624.88/8,435.97 = 2,113.89/x
  3. Step 3: Cross multiply
    5,624.88x = 8,435.97 × 2,113.89
  4. Step 4: Simplify right side
    5,624.88x = 17,832,712.62
  5. Step 5: Solve for x
    x = 17,832,712.62/5,624.88
  6. Step 6: Final answer
    x = 3,170.33

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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.