Home / 3,240.12-4,862.50-2,197.52

Finding the Fourth Proportional to 3,240.12, 4,862.50 and 2,197.52

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Solution

The fourth proportional to 3,240.12, 4,862.50 and 2,197.52 is: 3,297.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.12 : 4,862.50 = 2,197.52 : x
  2. Step 2: Convert to fraction form
    3,240.12/4,862.50 = 2,197.52/x
  3. Step 3: Cross multiply
    3,240.12x = 4,862.50 × 2,197.52
  4. Step 4: Simplify right side
    3,240.12x = 10,685,441
  5. Step 5: Solve for x
    x = 10,685,441/3,240.12
  6. Step 6: Final answer
    x = 3,297.85

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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.