Home / 4,880.83-7,321.25-2,285.59

Finding the Fourth Proportional to 4,880.83, 7,321.25 and 2,285.59

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Solution

The fourth proportional to 4,880.83, 7,321.25 and 2,285.59 is: 3,428.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,880.83 : 7,321.25 = 2,285.59 : x
  2. Step 2: Convert to fraction form
    4,880.83/7,321.25 = 2,285.59/x
  3. Step 3: Cross multiply
    4,880.83x = 7,321.25 × 2,285.59
  4. Step 4: Simplify right side
    4,880.83x = 16,733,375.79
  5. Step 5: Solve for x
    x = 16,733,375.79/4,880.83
  6. Step 6: Final answer
    x = 3,428.39

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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.