Home / 4,324.40-6,486.60-3,834.80

Finding the Fourth Proportional to 4,324.40, 6,486.60 and 3,834.80

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Solution

The fourth proportional to 4,324.40, 6,486.60 and 3,834.80 is: 5,752.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,324.40 : 6,486.60 = 3,834.80 : x
  2. Step 2: Convert to fraction form
    4,324.40/6,486.60 = 3,834.80/x
  3. Step 3: Cross multiply
    4,324.40x = 6,486.60 × 3,834.80
  4. Step 4: Simplify right side
    4,324.40x = 24,874,813.68
  5. Step 5: Solve for x
    x = 24,874,813.68/4,324.40
  6. Step 6: Final answer
    x = 5,752.20

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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.