Home / 4,821.50-7,229.42-2,355.60

Finding the Fourth Proportional to 4,821.50, 7,229.42 and 2,355.60

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Solution

The fourth proportional to 4,821.50, 7,229.42 and 2,355.60 is: 3,532.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821.50 : 7,229.42 = 2,355.60 : x
  2. Step 2: Convert to fraction form
    4,821.50/7,229.42 = 2,355.60/x
  3. Step 3: Cross multiply
    4,821.50x = 7,229.42 × 2,355.60
  4. Step 4: Simplify right side
    4,821.50x = 17,029,621.75
  5. Step 5: Solve for x
    x = 17,029,621.75/4,821.50
  6. Step 6: Final answer
    x = 3,532.02

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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.