Home / 3,525.75-5,289.84-1,217.25

Finding the Fourth Proportional to 3,525.75, 5,289.84 and 1,217.25

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Solution

The fourth proportional to 3,525.75, 5,289.84 and 1,217.25 is: 1,826.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525.75 : 5,289.84 = 1,217.25 : x
  2. Step 2: Convert to fraction form
    3,525.75/5,289.84 = 1,217.25/x
  3. Step 3: Cross multiply
    3,525.75x = 5,289.84 × 1,217.25
  4. Step 4: Simplify right side
    3,525.75x = 6,439,057.74
  5. Step 5: Solve for x
    x = 6,439,057.74/3,525.75
  6. Step 6: Final answer
    x = 1,826.29

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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.