Home / 4,821.24-7,227-1,898.40

Finding the Fourth Proportional to 4,821.24, 7,227 and 1,898.40

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Solution

The fourth proportional to 4,821.24, 7,227 and 1,898.40 is: 2,845.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821.24 : 7,227 = 1,898.40 : x
  2. Step 2: Convert to fraction form
    4,821.24/7,227 = 1,898.40/x
  3. Step 3: Cross multiply
    4,821.24x = 7,227 × 1,898.40
  4. Step 4: Simplify right side
    4,821.24x = 13,719,736.80
  5. Step 5: Solve for x
    x = 13,719,736.80/4,821.24
  6. Step 6: Final answer
    x = 2,845.69

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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.