Home / 3,220.26-4,818.24-2,125.95

Finding the Fourth Proportional to 3,220.26, 4,818.24 and 2,125.95

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Solution

The fourth proportional to 3,220.26, 4,818.24 and 2,125.95 is: 3,180.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220.26 : 4,818.24 = 2,125.95 : x
  2. Step 2: Convert to fraction form
    3,220.26/4,818.24 = 2,125.95/x
  3. Step 3: Cross multiply
    3,220.26x = 4,818.24 × 2,125.95
  4. Step 4: Simplify right side
    3,220.26x = 10,243,337.33
  5. Step 5: Solve for x
    x = 10,243,337.33/3,220.26
  6. Step 6: Final answer
    x = 3,180.90

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1.5x scale

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.